diff --git a/tracing-core/src/field.rs b/tracing-core/src/field.rs
index 741c0ff262..20aa860217 100644
--- a/tracing-core/src/field.rs
+++ b/tracing-core/src/field.rs
@@ -266,6 +266,13 @@ pub trait Value: crate::sealed::Sealed {
 #[derive(Clone)]
 pub struct DisplayValue<T: fmt::Display>(T);
 
+/// A `Value` which serializes using alternate `fmt::Display`.
+///
+/// Uses `record_debug` in the `Value` implementation to
+/// avoid an unnecessary evaluation.
+#[derive(Clone)]
+pub struct DisplayAltValue<T: fmt::Display>(T);
+
 /// A `Value` which serializes as a string using `fmt::Debug`.
 #[derive(Clone)]
 pub struct DebugValue<T: fmt::Debug>(T);
@@ -279,6 +286,15 @@ where
     DisplayValue(t)
 }
 
+/// Wraps a type implementing `fmt::Display` as a `Value` that can be
+/// recorded using its alternate `Display` implementation.
+pub fn display_alt<T>(t: T) -> DisplayAltValue<T>
+where
+    T: fmt::Display,
+{
+    DisplayAltValue(t)
+}
+
 /// Wraps a type implementing `fmt::Debug` as a `Value` that can be
 /// recorded using its `Debug` implementation.
 pub fn debug<T>(t: T) -> DebugValue<T>
@@ -639,6 +655,31 @@ impl<T: fmt::Display> fmt::Display for DisplayValue<T> {
     }
 }
 
+// ===== impl DisplayAltValue =====
+
+impl<T: fmt::Display> crate::sealed::Sealed for DisplayAltValue<T> {}
+
+impl<T> Value for DisplayAltValue<T>
+where
+    T: fmt::Display,
+{
+    fn record(&self, key: &Field, visitor: &mut dyn Visit) {
+        visitor.record_debug(key, self)
+    }
+}
+
+impl<T: fmt::Display> fmt::Debug for DisplayAltValue<T> {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        fmt::Display::fmt(&format_args!("{:#}", self), f)
+    }
+}
+
+impl<T: fmt::Display> fmt::Display for DisplayAltValue<T> {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        format_args!("{:#}", self.0).fmt(f)
+    }
+}
+
 // ===== impl DebugValue =====
 
 impl<T: fmt::Debug> crate::sealed::Sealed for DebugValue<T> {}
@@ -1197,4 +1238,32 @@ mod test {
         });
         assert_eq!(result, format!("{}", r#"[61 62 63]" "[c0 ff ee]"#));
     }
+
+    #[test]
+    fn display_alt_value() {
+        struct AlternateString<'a>(&'a str);
+
+        impl std::fmt::Display for AlternateString<'_> {
+            fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+                if f.alternate() {
+                    write!(f, "{} with alternate", self.0)
+                } else {
+                    self.0.fmt(f)
+                }
+            }
+        }
+
+        let alt_str = AlternateString("hello world");
+
+        let display = "hello world";
+        assert_eq!(display, format!("{}", &alt_str));
+
+        let alt_display = "hello world with alternate";
+        assert_eq!(alt_display, format!("{:#}", &alt_str));
+
+        assert_eq!(alt_display, format!("{}", display_alt(&alt_str)));
+        assert_eq!(alt_display, format!("{:#}", display_alt(&alt_str)));
+        assert_eq!(alt_display, format!("{:?}", display_alt(&alt_str)));
+        assert_eq!(alt_display, format!("{:#?}", display_alt(&alt_str)));
+    }
 }
diff --git a/tracing/src/macros.rs b/tracing/src/macros.rs
index 21cb04c83e..f363533f56 100644
--- a/tracing/src/macros.rs
+++ b/tracing/src/macros.rs
@@ -968,6 +968,14 @@ macro_rules! event {
             { %$($k).+ = $($field)*}
         )
     );
+    (parent: $parent:expr, $lvl:expr, %%$($k:ident).+ = $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            parent: $parent,
+            $lvl,
+            { %%$($k).+ = $($field)*}
+        )
+    );
     (parent: $parent:expr, $lvl:expr, $($k:ident).+, $($field:tt)*) => (
         $crate::event!(
             target: module_path!(),
@@ -984,6 +992,14 @@ macro_rules! event {
             { %$($k).+, $($field)*}
         )
     );
+    (parent: $parent:expr, $lvl:expr, %%$($k:ident).+, $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            parent: $parent,
+            $lvl,
+            { %%$($k).+, $($field)*}
+        )
+    );
     (parent: $parent:expr, $lvl:expr, ?$($k:ident).+, $($field:tt)*) => (
         $crate::event!(
             target: module_path!(),
@@ -1032,12 +1048,22 @@ macro_rules! event {
             { %$($k).+, $($field)*}
         )
     );
+    ($lvl:expr, %%$($k:ident).+, $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            $lvl,
+            { %%$($k).+, $($field)*}
+        )
+    );
     ($lvl:expr, ?$($k:ident).+) => (
         $crate::event!($lvl, ?$($k).+,)
     );
     ($lvl:expr, %$($k:ident).+) => (
         $crate::event!($lvl, %$($k).+,)
     );
+    ($lvl:expr, %%$($k:ident).+) => (
+        $crate::event!($lvl, %%$($k).+,)
+    );
     ($lvl:expr, $($k:ident).+) => (
         $crate::event!($lvl, $($k).+,)
     );
@@ -1342,6 +1368,9 @@ macro_rules! trace {
     (name: $name:expr, target: $target:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::TRACE, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, target: $target:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::TRACE, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, target: $target:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::TRACE, {}, $($arg)+)
     );
@@ -1359,6 +1388,9 @@ macro_rules! trace {
     (name: $name:expr, target: $target:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, target: $target, $crate::Level::TRACE, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, target: $target:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, target: $target, $crate::Level::TRACE, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, target: $target:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, target: $target, $crate::Level::TRACE, {}, $($arg)+)
     );
@@ -1376,6 +1408,9 @@ macro_rules! trace {
     (target: $target:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(target: $target, parent: $parent, $crate::Level::TRACE, { %$($k).+ $($field)* })
     );
+    (target: $target:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(target: $target, parent: $parent, $crate::Level::TRACE, { %%$($k).+ $($field)* })
+    );
     (target: $target:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(target: $target, parent: $parent, $crate::Level::TRACE, {}, $($arg)+)
     );
@@ -1393,6 +1428,9 @@ macro_rules! trace {
     (name: $name:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, parent: $parent, $crate::Level::TRACE, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, parent: $parent, $crate::Level::TRACE, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, parent: $parent, $crate::Level::TRACE, {}, $($arg)+)
     );
@@ -1410,6 +1448,9 @@ macro_rules! trace {
     (name: $name:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, $crate::Level::TRACE, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, $crate::Level::TRACE, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, $crate::Level::TRACE, {}, $($arg)+)
     );
@@ -1427,6 +1468,9 @@ macro_rules! trace {
     (target: $target:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(target: $target, $crate::Level::TRACE, { %$($k).+ $($field)* })
     );
+    (target: $target:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(target: $target, $crate::Level::TRACE, { %%$($k).+ $($field)* })
+    );
     (target: $target:expr, $($arg:tt)+ ) => (
         $crate::event!(target: $target, $crate::Level::TRACE, {}, $($arg)+)
     );
@@ -1465,6 +1509,14 @@ macro_rules! trace {
             { %$($k).+ = $($field)*}
         )
     );
+    (parent: $parent:expr, %%$($k:ident).+ = $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            parent: $parent,
+            $crate::Level::TRACE,
+            { %%$($k).+ = $($field)*}
+        )
+    );
     (parent: $parent:expr, $($k:ident).+, $($field:tt)*) => (
         $crate::event!(
             target: module_path!(),
@@ -1489,6 +1541,14 @@ macro_rules! trace {
             { %$($k).+, $($field)*}
         )
     );
+    (parent: $parent:expr, %%$($k:ident).+, $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            parent: $parent,
+            $crate::Level::TRACE,
+            { %%$($k).+, $($field)*}
+        )
+    );
     (parent: $parent:expr, $($arg:tt)+) => (
         $crate::event!(
             target: module_path!(),
@@ -1529,6 +1589,13 @@ macro_rules! trace {
             { %$($k).+ = $($field)*}
         )
     );
+    (%%$($k:ident).+ = $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::TRACE,
+            { %%$($k).+ = $($field)*}
+        )
+    );
     ($($k:ident).+, $($field:tt)*) => (
         $crate::event!(
             target: module_path!(),
@@ -1550,6 +1617,13 @@ macro_rules! trace {
             { %$($k).+, $($field)*}
         )
     );
+    (%%$($k:ident).+, $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::TRACE,
+            { %%$($k).+, $($field)*}
+        )
+    );
     (?$($k:ident).+) => (
         $crate::event!(
             target: module_path!(),
@@ -1564,6 +1638,13 @@ macro_rules! trace {
             { %$($k).+ }
         )
     );
+    (%%$($k:ident).+) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::TRACE,
+            { %%$($k).+ }
+        )
+    );
     ($($k:ident).+) => (
         $crate::event!(
             target: module_path!(),
@@ -1618,6 +1699,9 @@ macro_rules! debug {
     (name: $name:expr, target: $target:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::DEBUG, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, target: $target:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::DEBUG, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, target: $target:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::DEBUG, {}, $($arg)+)
     );
@@ -1635,6 +1719,9 @@ macro_rules! debug {
     (name: $name:expr, target: $target:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, target: $target, $crate::Level::DEBUG, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, target: $target:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, target: $target, $crate::Level::DEBUG, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, target: $target:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, target: $target, $crate::Level::DEBUG, {}, $($arg)+)
     );
@@ -1652,6 +1739,9 @@ macro_rules! debug {
     (target: $target:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(target: $target, parent: $parent, $crate::Level::DEBUG, { %$($k).+ $($field)* })
     );
+    (target: $target:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(target: $target, parent: $parent, $crate::Level::DEBUG, { %%$($k).+ $($field)* })
+    );
     (target: $target:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(target: $target, parent: $parent, $crate::Level::DEBUG, {}, $($arg)+)
     );
@@ -1669,6 +1759,9 @@ macro_rules! debug {
     (name: $name:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, parent: $parent, $crate::Level::DEBUG, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, parent: $parent, $crate::Level::DEBUG, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, parent: $parent, $crate::Level::DEBUG, {}, $($arg)+)
     );
@@ -1686,6 +1779,9 @@ macro_rules! debug {
     (name: $name:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, $crate::Level::DEBUG, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, $crate::Level::DEBUG, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, $crate::Level::DEBUG, {}, $($arg)+)
     );
@@ -1703,6 +1799,9 @@ macro_rules! debug {
     (target: $target:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(target: $target, $crate::Level::DEBUG, { %$($k).+ $($field)* })
     );
+    (target: $target:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(target: $target, $crate::Level::DEBUG, { %%$($k).+ $($field)* })
+    );
     (target: $target:expr, $($arg:tt)+ ) => (
         $crate::event!(target: $target, $crate::Level::DEBUG, {}, $($arg)+)
     );
@@ -1741,6 +1840,14 @@ macro_rules! debug {
             { %$($k).+ = $($field)*}
         )
     );
+    (parent: $parent:expr, %%$($k:ident).+ = $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            parent: $parent,
+            $crate::Level::DEBUG,
+            { %%$($k).+ = $($field)*}
+        )
+    );
     (parent: $parent:expr, $($k:ident).+, $($field:tt)*) => (
         $crate::event!(
             target: module_path!(),
@@ -1765,6 +1872,14 @@ macro_rules! debug {
             { %$($k).+, $($field)*}
         )
     );
+    (parent: $parent:expr, %%$($k:ident).+, $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            parent: $parent,
+            $crate::Level::DEBUG,
+            { %%$($k).+, $($field)*}
+        )
+    );
     (parent: $parent:expr, $($arg:tt)+) => (
         $crate::event!(
             target: module_path!(),
@@ -1805,6 +1920,13 @@ macro_rules! debug {
             { %$($k).+ = $($field)*}
         )
     );
+    (%%$($k:ident).+ = $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::DEBUG,
+            { %%$($k).+ = $($field)*}
+        )
+    );
     ($($k:ident).+, $($field:tt)*) => (
         $crate::event!(
             target: module_path!(),
@@ -1826,6 +1948,13 @@ macro_rules! debug {
             { %$($k).+, $($field)*}
         )
     );
+    (%%$($k:ident).+, $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::DEBUG,
+            { %%$($k).+, $($field)*}
+        )
+    );
     (?$($k:ident).+) => (
         $crate::event!(
             target: module_path!(),
@@ -1840,6 +1969,13 @@ macro_rules! debug {
             { %$($k).+ }
         )
     );
+    (%%$($k:ident).+) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::DEBUG,
+            { %%$($k).+ }
+        )
+    );
     ($($k:ident).+) => (
         $crate::event!(
             target: module_path!(),
@@ -1905,6 +2041,9 @@ macro_rules! info {
     (name: $name:expr, target: $target:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::INFO, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, target: $target:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::INFO, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, target: $target:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::INFO, {}, $($arg)+)
     );
@@ -1922,6 +2061,9 @@ macro_rules! info {
     (name: $name:expr, target: $target:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, target: $target, $crate::Level::INFO, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, target: $target:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, target: $target, $crate::Level::INFO, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, target: $target:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, target: $target, $crate::Level::INFO, {}, $($arg)+)
     );
@@ -1939,6 +2081,9 @@ macro_rules! info {
     (target: $target:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(target: $target, parent: $parent, $crate::Level::INFO, { %$($k).+ $($field)* })
     );
+    (target: $target:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(target: $target, parent: $parent, $crate::Level::INFO, { %%$($k).+ $($field)* })
+    );
     (target: $target:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(target: $target, parent: $parent, $crate::Level::INFO, {}, $($arg)+)
     );
@@ -1956,6 +2101,9 @@ macro_rules! info {
     (name: $name:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, parent: $parent, $crate::Level::INFO, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, parent: $parent, $crate::Level::INFO, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, parent: $parent, $crate::Level::INFO, {}, $($arg)+)
     );
@@ -1973,6 +2121,9 @@ macro_rules! info {
     (name: $name:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, $crate::Level::INFO, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, $crate::Level::INFO, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, $crate::Level::INFO, {}, $($arg)+)
     );
@@ -1990,6 +2141,9 @@ macro_rules! info {
     (target: $target:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(target: $target, $crate::Level::INFO, { %$($k).+ $($field)* })
     );
+    (target: $target:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(target: $target, $crate::Level::INFO, { %%$($k).+ $($field)* })
+    );
     (target: $target:expr, $($arg:tt)+ ) => (
         $crate::event!(target: $target, $crate::Level::INFO, {}, $($arg)+)
     );
@@ -2028,6 +2182,14 @@ macro_rules! info {
             { %$($k).+ = $($field)*}
         )
     );
+    (parent: $parent:expr, %%$($k:ident).+ = $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            parent: $parent,
+            $crate::Level::INFO,
+            { %%$($k).+ = $($field)*}
+        )
+    );
     (parent: $parent:expr, $($k:ident).+, $($field:tt)*) => (
         $crate::event!(
             target: module_path!(),
@@ -2052,6 +2214,14 @@ macro_rules! info {
             { %$($k).+, $($field)*}
         )
     );
+    (parent: $parent:expr, %%$($k:ident).+, $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            parent: $parent,
+            $crate::Level::INFO,
+            { %%$($k).+, $($field)*}
+        )
+    );
     (parent: $parent:expr, $($arg:tt)+) => (
         $crate::event!(
             target: module_path!(),
@@ -2092,6 +2262,13 @@ macro_rules! info {
             { %$($k).+ = $($field)*}
         )
     );
+    (%%$($k:ident).+ = $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::INFO,
+            { %%$($k).+ = $($field)*}
+        )
+    );
     ($($k:ident).+, $($field:tt)*) => (
         $crate::event!(
             target: module_path!(),
@@ -2113,6 +2290,13 @@ macro_rules! info {
             { %$($k).+, $($field)*}
         )
     );
+    (%%$($k:ident).+, $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::INFO,
+            { %%$($k).+, $($field)*}
+        )
+    );
     (?$($k:ident).+) => (
         $crate::event!(
             target: module_path!(),
@@ -2127,6 +2311,13 @@ macro_rules! info {
             { %$($k).+ }
         )
     );
+    (%%$($k:ident).+) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::INFO,
+            { %%$($k).+ }
+        )
+    );
     ($($k:ident).+) => (
         $crate::event!(
             target: module_path!(),
@@ -2185,6 +2376,9 @@ macro_rules! warn {
     (name: $name:expr, target: $target:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::WARN, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, target: $target:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::WARN, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, target: $target:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::WARN, {}, $($arg)+)
     );
@@ -2202,6 +2396,9 @@ macro_rules! warn {
     (name: $name:expr, target: $target:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, target: $target, $crate::Level::WARN, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, target: $target:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, target: $target, $crate::Level::WARN, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, target: $target:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, target: $target, $crate::Level::WARN, {}, $($arg)+)
     );
@@ -2219,6 +2416,9 @@ macro_rules! warn {
     (target: $target:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(target: $target, parent: $parent, $crate::Level::WARN, { %$($k).+ $($field)* })
     );
+    (target: $target:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(target: $target, parent: $parent, $crate::Level::WARN, { %%$($k).+ $($field)* })
+    );
     (target: $target:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(target: $target, parent: $parent, $crate::Level::WARN, {}, $($arg)+)
     );
@@ -2236,6 +2436,9 @@ macro_rules! warn {
     (name: $name:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, parent: $parent, $crate::Level::WARN, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, parent: $parent, $crate::Level::WARN, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, parent: $parent, $crate::Level::WARN, {}, $($arg)+)
     );
@@ -2253,6 +2456,9 @@ macro_rules! warn {
     (name: $name:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, $crate::Level::WARN, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, $crate::Level::WARN, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, $crate::Level::WARN, {}, $($arg)+)
     );
@@ -2270,6 +2476,9 @@ macro_rules! warn {
     (target: $target:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(target: $target, $crate::Level::WARN, { %$($k).+ $($field)* })
     );
+    (target: $target:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(target: $target, $crate::Level::WARN, { %%$($k).+ $($field)* })
+    );
     (target: $target:expr, $($arg:tt)+ ) => (
         $crate::event!(target: $target, $crate::Level::WARN, {}, $($arg)+)
     );
@@ -2308,6 +2517,14 @@ macro_rules! warn {
             { %$($k).+ = $($field)*}
         )
     );
+    (parent: $parent:expr, %%$($k:ident).+ = $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            parent: $parent,
+            $crate::Level::WARN,
+            { %%$($k).+ = $($field)*}
+        )
+    );
     (parent: $parent:expr, $($k:ident).+, $($field:tt)*) => (
         $crate::event!(
             target: module_path!(),
@@ -2332,6 +2549,14 @@ macro_rules! warn {
             { %$($k).+, $($field)*}
         )
     );
+    (parent: $parent:expr, %%$($k:ident).+, $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            parent: $parent,
+            $crate::Level::WARN,
+            { %%$($k).+, $($field)*}
+        )
+    );
     (parent: $parent:expr, $($arg:tt)+) => (
         $crate::event!(
             target: module_path!(),
@@ -2372,6 +2597,13 @@ macro_rules! warn {
             { %$($k).+ = $($field)*}
         )
     );
+    (%%$($k:ident).+ = $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::WARN,
+            { %%$($k).+ = $($field)*}
+        )
+    );
     ($($k:ident).+, $($field:tt)*) => (
         $crate::event!(
             target: module_path!(),
@@ -2393,6 +2625,13 @@ macro_rules! warn {
             { %$($k).+, $($field)*}
         )
     );
+    (%%$($k:ident).+, $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::WARN,
+            { %%$($k).+, $($field)*}
+        )
+    );
     (?$($k:ident).+) => (
         $crate::event!(
             target: module_path!(),
@@ -2407,6 +2646,13 @@ macro_rules! warn {
             { %$($k).+ }
         )
     );
+    (%%$($k:ident).+) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::WARN,
+            { %%$($k).+ }
+        )
+    );
     ($($k:ident).+) => (
         $crate::event!(
             target: module_path!(),
@@ -2461,6 +2707,9 @@ macro_rules! error {
     (name: $name:expr, target: $target:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::ERROR, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, target: $target:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::ERROR, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, target: $target:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, target: $target, parent: $parent, $crate::Level::ERROR, {}, $($arg)+)
     );
@@ -2478,6 +2727,9 @@ macro_rules! error {
     (name: $name:expr, target: $target:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, target: $target, $crate::Level::ERROR, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, target: $target:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, target: $target, $crate::Level::ERROR, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, target: $target:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, target: $target, $crate::Level::ERROR, {}, $($arg)+)
     );
@@ -2495,6 +2747,9 @@ macro_rules! error {
     (target: $target:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(target: $target, parent: $parent, $crate::Level::ERROR, { %$($k).+ $($field)* })
     );
+    (target: $target:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(target: $target, parent: $parent, $crate::Level::ERROR, { %%$($k).+ $($field)* })
+    );
     (target: $target:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(target: $target, parent: $parent, $crate::Level::ERROR, {}, $($arg)+)
     );
@@ -2512,6 +2767,9 @@ macro_rules! error {
     (name: $name:expr, parent: $parent:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, parent: $parent, $crate::Level::ERROR, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, parent: $parent:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, parent: $parent, $crate::Level::ERROR, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, parent: $parent:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, parent: $parent, $crate::Level::ERROR, {}, $($arg)+)
     );
@@ -2529,6 +2787,9 @@ macro_rules! error {
     (name: $name:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(name: $name, $crate::Level::ERROR, { %$($k).+ $($field)* })
     );
+    (name: $name:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(name: $name, $crate::Level::ERROR, { %%$($k).+ $($field)* })
+    );
     (name: $name:expr, $($arg:tt)+ ) => (
         $crate::event!(name: $name, $crate::Level::ERROR, {}, $($arg)+)
     );
@@ -2546,6 +2807,9 @@ macro_rules! error {
     (target: $target:expr, %$($k:ident).+ $($field:tt)* ) => (
         $crate::event!(target: $target, $crate::Level::ERROR, { %$($k).+ $($field)* })
     );
+    (target: $target:expr, %%$($k:ident).+ $($field:tt)* ) => (
+        $crate::event!(target: $target, $crate::Level::ERROR, { %%$($k).+ $($field)* })
+    );
     (target: $target:expr, $($arg:tt)+ ) => (
         $crate::event!(target: $target, $crate::Level::ERROR, {}, $($arg)+)
     );
@@ -2584,6 +2848,14 @@ macro_rules! error {
             { %$($k).+ = $($field)*}
         )
     );
+    (parent: $parent:expr, %%$($k:ident).+ = $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            parent: $parent,
+            $crate::Level::ERROR,
+            { %%$($k).+ = $($field)*}
+        )
+    );
     (parent: $parent:expr, $($k:ident).+, $($field:tt)*) => (
         $crate::event!(
             target: module_path!(),
@@ -2608,6 +2880,14 @@ macro_rules! error {
             { %$($k).+, $($field)*}
         )
     );
+    (parent: $parent:expr, %%$($k:ident).+, $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            parent: $parent,
+            $crate::Level::ERROR,
+            { %%$($k).+, $($field)*}
+        )
+    );
     (parent: $parent:expr, $($arg:tt)+) => (
         $crate::event!(
             target: module_path!(),
@@ -2648,6 +2928,13 @@ macro_rules! error {
             { %$($k).+ = $($field)*}
         )
     );
+    (%%$($k:ident).+ = $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::ERROR,
+            { %%$($k).+ = $($field)*}
+        )
+    );
     ($($k:ident).+, $($field:tt)*) => (
         $crate::event!(
             target: module_path!(),
@@ -2669,6 +2956,13 @@ macro_rules! error {
             { %$($k).+, $($field)*}
         )
     );
+    (%%$($k:ident).+, $($field:tt)*) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::ERROR,
+            { %%$($k).+, $($field)*}
+        )
+    );
     (?$($k:ident).+) => (
         $crate::event!(
             target: module_path!(),
@@ -2683,6 +2977,13 @@ macro_rules! error {
             { %$($k).+ }
         )
     );
+    (%%$($k:ident).+) => (
+        $crate::event!(
+            target: module_path!(),
+            $crate::Level::ERROR,
+            { %%$($k).+ }
+        )
+    );
     ($($k:ident).+) => (
         $crate::event!(
             target: module_path!(),
@@ -2842,6 +3143,13 @@ macro_rules! valueset {
             $($rest)*
         )
     };
+    (@ { $(,)* $($out:expr),* }, $next:expr, $($k:ident).+ = %%$val:expr, $($rest:tt)*) => {
+        $crate::valueset!(
+            @ { $($out),*, (&$next, $crate::__macro_support::Option::Some(&display_alt(&$val) as &dyn Value)) },
+            $next,
+            $($rest)*
+        )
+    };
     (@ { $(,)* $($out:expr),* }, $next:expr, $($k:ident).+ = $val:expr, $($rest:tt)*) => {
         $crate::valueset!(
             @ { $($out),*, (&$next, $crate::__macro_support::Option::Some(&$val as &dyn Value)) },
@@ -2870,6 +3178,13 @@ macro_rules! valueset {
             $($rest)*
         )
     };
+    (@ { $(,)* $($out:expr),* }, $next:expr, %%$($k:ident).+, $($rest:tt)*) => {
+        $crate::valueset!(
+            @ { $($out),*, (&$next, $crate::__macro_support::Option::Some(&display_alt(&$($k).+) as &dyn Value)) },
+            $next,
+            $($rest)*
+        )
+    };
     (@ { $(,)* $($out:expr),* }, $next:expr, $($k:ident).+ = ?$val:expr) => {
         $crate::valueset!(
             @ { $($out),*, (&$next, $crate::__macro_support::Option::Some(&debug(&$val) as &dyn Value)) },
@@ -2882,6 +3197,12 @@ macro_rules! valueset {
             $next,
         )
     };
+    (@ { $(,)* $($out:expr),* }, $next:expr, $($k:ident).+ = %%$val:expr) => {
+        $crate::valueset!(
+            @ { $($out),*, (&$next, $crate::__macro_support::Option::Some(&display_alt(&$val) as &dyn Value)) },
+            $next,
+        )
+    };
     (@ { $(,)* $($out:expr),* }, $next:expr, $($k:ident).+ = $val:expr) => {
         $crate::valueset!(
             @ { $($out),*, (&$next, $crate::__macro_support::Option::Some(&$val as &dyn Value)) },
@@ -2906,6 +3227,12 @@ macro_rules! valueset {
             $next,
         )
     };
+    (@ { $(,)* $($out:expr),* }, $next:expr, %%$($k:ident).+) => {
+        $crate::valueset!(
+            @ { $($out),*, (&$next, $crate::__macro_support::Option::Some(&display_alt(&$($k).+) as &dyn Value)) },
+            $next,
+        )
+    };
 
     // Handle literal names
     (@ { $(,)* $($out:expr),* }, $next:expr, $k:literal = ?$val:expr, $($rest:tt)*) => {
@@ -2922,6 +3249,13 @@ macro_rules! valueset {
             $($rest)*
         )
     };
+    (@ { $(,)* $($out:expr),* }, $next:expr, $k:literal = %%$val:expr, $($rest:tt)*) => {
+        $crate::valueset!(
+            @ { $($out),*, (&$next, $crate::__macro_support::Option::Some(&display_alt(&$val) as &dyn Value)) },
+            $next,
+            $($rest)*
+        )
+    };
     (@ { $(,)* $($out:expr),* }, $next:expr, $k:literal = $val:expr, $($rest:tt)*) => {
         $crate::valueset!(
             @ { $($out),*, (&$next, $crate::__macro_support::Option::Some(&$val as &dyn Value)) },
@@ -2941,6 +3275,12 @@ macro_rules! valueset {
             $next,
         )
     };
+    (@ { $(,)* $($out:expr),* }, $next:expr, $k:literal = %%$val:expr) => {
+        $crate::valueset!(
+            @ { $($out),*, (&$next, $crate::__macro_support::Option::Some(&display_alt(&$val) as &dyn Value)) },
+            $next,
+        )
+    };
     (@ { $(,)* $($out:expr),* }, $next:expr, $k:literal = $val:expr) => {
         $crate::valueset!(
             @ { $($out),*, (&$next, $crate::__macro_support::Option::Some(&$val as &dyn Value)) },
@@ -2963,6 +3303,13 @@ macro_rules! valueset {
             $($rest)*
         )
     };
+    (@ { $(,)* $($out:expr),* }, $next:expr, { $k:expr } = %%$val:expr, $($rest:tt)*) => {
+        $crate::valueset!(
+            @ { $($out),*, (&$next, Some(&display_alt(&$val) as &dyn Value)) },
+            $next,
+            $($rest)*
+        )
+    };
     (@ { $(,)* $($out:expr),* }, $next:expr, { $k:expr } = $val:expr, $($rest:tt)*) => {
         $crate::valueset!(
             @ { $($out),*, (&$next, Some(&$val as &dyn Value)) },
@@ -2982,6 +3329,12 @@ macro_rules! valueset {
             $next,
         )
     };
+    (@ { $(,)* $($out:expr),* }, $next:expr, { $k:expr } = %%$val:expr) => {
+        $crate::valueset!(
+            @ { $($out),*, (&$next, Some(&display_alt(&$val) as &dyn Value)) },
+            $next,
+        )
+    };
     (@ { $(,)* $($out:expr),* }, $next:expr, { $k:expr } = $val:expr) => {
         $crate::valueset!(
             @ { $($out),*, (&$next, Some(&$val as &dyn Value)) },
@@ -2998,7 +3351,7 @@ macro_rules! valueset {
     ($fields:expr, $($kvs:tt)+) => {
         {
             #[allow(unused_imports)]
-            use $crate::field::{debug, display, Value};
+            use $crate::field::{debug, display, display_alt, Value};
             let mut iter = $fields.iter();
             $fields.value_set($crate::valueset!(
                 @ { },
@@ -3029,6 +3382,9 @@ macro_rules! fieldset {
     (@ { $(,)* $($out:expr),* } $($k:ident).+ = %$val:expr, $($rest:tt)*) => {
         $crate::fieldset!(@ { $($out),*, $crate::__tracing_stringify!($($k).+) } $($rest)*)
     };
+    (@ { $(,)* $($out:expr),* } $($k:ident).+ = %%$val:expr, $($rest:tt)*) => {
+        $crate::fieldset!(@ { $($out),*, $crate::__tracing_stringify!($($k).+) } $($rest)*)
+    };
     (@ { $(,)* $($out:expr),* } $($k:ident).+ = $val:expr, $($rest:tt)*) => {
         $crate::fieldset!(@ { $($out),*, $crate::__tracing_stringify!($($k).+) } $($rest)*)
     };
@@ -3043,6 +3399,9 @@ macro_rules! fieldset {
     (@ { $(,)* $($out:expr),* } %$($k:ident).+, $($rest:tt)*) => {
         $crate::fieldset!(@ { $($out),*, $crate::__tracing_stringify!($($k).+) } $($rest)*)
     };
+    (@ { $(,)* $($out:expr),* } %%$($k:ident).+, $($rest:tt)*) => {
+        $crate::fieldset!(@ { $($out),*, $crate::__tracing_stringify!($($k).+) } $($rest)*)
+    };
     (@ { $(,)* $($out:expr),* } $($k:ident).+, $($rest:tt)*) => {
         $crate::fieldset!(@ { $($out),*, $crate::__tracing_stringify!($($k).+) } $($rest)*)
     };
@@ -3054,6 +3413,9 @@ macro_rules! fieldset {
     (@ { $(,)* $($out:expr),* } $k:literal = %$val:expr, $($rest:tt)*) => {
         $crate::fieldset!(@ { $($out),*, $k } $($rest)*)
     };
+    (@ { $(,)* $($out:expr),* } $k:literal = %%$val:expr, $($rest:tt)*) => {
+        $crate::fieldset!(@ { $($out),*, $k } $($rest)*)
+    };
     (@ { $(,)* $($out:expr),* } $k:literal = $val:expr, $($rest:tt)*) => {
         $crate::fieldset!(@ { $($out),*, $k } $($rest)*)
     };
@@ -3065,6 +3427,9 @@ macro_rules! fieldset {
     (@ { $(,)* $($out:expr),* } { $k:expr } = %$val:expr, $($rest:tt)*) => {
         $crate::fieldset!(@ { $($out),*, $k } $($rest)*)
     };
+    (@ { $(,)* $($out:expr),* } { $k:expr } = %%$val:expr, $($rest:tt)*) => {
+        $crate::fieldset!(@ { $($out),*, $k } $($rest)*)
+    };
     (@ { $(,)* $($out:expr),* } { $k:expr } = $val:expr, $($rest:tt)*) => {
         $crate::fieldset!(@ { $($out),*, $k } $($rest)*)
     };
diff --git a/tracing/tests/event.rs b/tracing/tests/event.rs
index d40a7778ae..31d50fc7d2 100644
--- a/tracing/tests/event.rs
+++ b/tracing/tests/event.rs
@@ -9,7 +9,7 @@
 use tracing::{
     collect::with_default,
     debug, error,
-    field::{debug, display},
+    field::{debug, display, display_alt},
     info, trace, warn, Level,
 };
 use tracing_mock::*;
@@ -291,6 +291,38 @@ fn display_shorthand() {
     handle.assert_finished();
 }
 
+#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test::wasm_bindgen_test)]
+#[test]
+fn display_alt_shorthand() {
+    struct AlternateString<'a>(&'a str);
+
+    impl std::fmt::Display for AlternateString<'_> {
+        fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+            if f.alternate() {
+                write!(f, "{} with alternate", self.0)
+            } else {
+                self.0.fmt(f)
+            }
+        }
+    }
+
+    let (collector, handle) = collector::mock()
+        .event(
+            expect::event().with_fields(
+                expect::field("my_field")
+                    .with_value(&display_alt(AlternateString("hello world")))
+                    .only(),
+            ),
+        )
+        .only()
+        .run_with_handle();
+    with_default(collector, || {
+        tracing::event!(Level::TRACE, my_field = %%AlternateString("hello world"));
+    });
+
+    handle.assert_finished();
+}
+
 #[cfg_attr(target_arch = "wasm32", wasm_bindgen_test::wasm_bindgen_test)]
 #[test]
 fn debug_shorthand() {