diff --git a/Source/OCMock/OCMBlockCaller.m b/Source/OCMock/OCMBlockCaller.m
index f8e4def0..4a2fbaf1 100644
--- a/Source/OCMock/OCMBlockCaller.m
+++ b/Source/OCMock/OCMBlockCaller.m
@@ -43,4 +43,9 @@ - (void)handleInvocation:(NSInvocation *)anInvocation
     }
 }
 
+- (NSString *)description
+{
+    return [NSString stringWithFormat:@"[%@ - %p]: Calls `%@`", [self class], self, block];
+}
+
 @end
diff --git a/Source/OCMock/OCMExceptionReturnValueProvider.m b/Source/OCMock/OCMExceptionReturnValueProvider.m
index d63cd285..bd1e4add 100644
--- a/Source/OCMock/OCMExceptionReturnValueProvider.m
+++ b/Source/OCMock/OCMExceptionReturnValueProvider.m
@@ -27,4 +27,9 @@ - (void)handleInvocation:(NSInvocation *)anInvocation
 	[[NSException exceptionWithName:OCMStubbedException reason:@"Exception stubbed in test." userInfo:@{ @"exception": returnValue }] raise];
 }
 
+- (NSString *)description
+{
+  return [NSString stringWithFormat:@"[%@ - %p]: Throws `%@`", [self class], self, returnValue];
+}
+
 @end
diff --git a/Source/OCMock/OCMIndirectReturnValueProvider.m b/Source/OCMock/OCMIndirectReturnValueProvider.m
index a74e7294..f9cee094 100644
--- a/Source/OCMock/OCMIndirectReturnValueProvider.m
+++ b/Source/OCMock/OCMIndirectReturnValueProvider.m
@@ -49,4 +49,9 @@ - (void)handleInvocation:(NSInvocation *)anInvocation
     [anInvocation setSelector:originalSelector];
 }
 
+- (NSString *)description
+{
+  return [NSString stringWithFormat:@"[%@ - %p]: Calls `%@` on `%@`", [self class], self, NSStringFromSelector(selector), provider];
+}
+
 @end
diff --git a/Source/OCMock/OCMNonRetainingObjectReturnValueProvider.m b/Source/OCMock/OCMNonRetainingObjectReturnValueProvider.m
index 7278ff4a..b6dfbfcc 100644
--- a/Source/OCMock/OCMNonRetainingObjectReturnValueProvider.m
+++ b/Source/OCMock/OCMNonRetainingObjectReturnValueProvider.m
@@ -53,5 +53,10 @@ - (void)handleInvocation:(NSInvocation *)anInvocation
     }
     [anInvocation setReturnValue:&returnValue];
 }
+
+- (NSString *)description
+{
+    return [NSString stringWithFormat:@"[%@ - %p]: Returns `%@`", [self class], self, returnValue];
+}
 @end
 
diff --git a/Source/OCMock/OCMNotificationPoster.m b/Source/OCMock/OCMNotificationPoster.m
index 766476f3..0d6d690e 100644
--- a/Source/OCMock/OCMNotificationPoster.m
+++ b/Source/OCMock/OCMNotificationPoster.m
@@ -40,5 +40,9 @@ - (void)handleInvocation:(NSInvocation *)anInvocation
 	[[NSNotificationCenter defaultCenter] postNotification:notification];
 }
 
+- (NSString *)description
+{
+  return [NSString stringWithFormat:@"[%@ - %p]: Posts `%@`", [self class], self, notification];
+}
 
 @end
diff --git a/Source/OCMock/OCMRealObjectForwarder.m b/Source/OCMock/OCMRealObjectForwarder.m
index 8f5a643d..7f09108f 100644
--- a/Source/OCMock/OCMRealObjectForwarder.m
+++ b/Source/OCMock/OCMRealObjectForwarder.m
@@ -44,5 +44,9 @@ - (void)handleInvocation:(NSInvocation *)anInvocation
 	[anInvocation invoke];
 }
 
+- (NSString *)description
+{
+  return [NSString stringWithFormat:@"[%@ - %p]", [self class], self];
+}
 
 @end