diff --git a/examples/example-ajax-only.php b/examples/example-ajax-only.php
index 939d61a..3efdb45 100644
--- a/examples/example-ajax-only.php
+++ b/examples/example-ajax-only.php
@@ -43,4 +43,4 @@ $run->pushHandler($jsonHandler);
 
 // That's it! Register Whoops and throw a dummy exception:
 $run->register();
-throw new RuntimeException("Oh fudge napkins!");
\ No newline at end of file
+throw new RuntimeException("Oh fudge napkins!");
diff --git a/src/Whoops/Handler/JsonResponseHandler.php b/src/Whoops/Handler/JsonResponseHandler.php
index 8f3dbec..2229de1 100644
--- a/src/Whoops/Handler/JsonResponseHandler.php
+++ b/src/Whoops/Handler/JsonResponseHandler.php
@@ -71,6 +71,9 @@ class JsonResponseHandler extends Handler
             return Handler::DONE;
         }
 
+        // Remove any previous output
+        ob_get_level() and ob_end_clean();
+
         $exception = $this->getException();
 
         $response = array(
@@ -103,4 +106,4 @@ class JsonResponseHandler extends Handler
         echo json_encode($response);
         return Handler::QUIT;
     }
-}
\ No newline at end of file
+}
diff --git a/src/Whoops/Handler/PrettyPageHandler.php b/src/Whoops/Handler/PrettyPageHandler.php
index 0d0d632..a2ed1df 100644
--- a/src/Whoops/Handler/PrettyPageHandler.php
+++ b/src/Whoops/Handler/PrettyPageHandler.php
@@ -58,6 +58,9 @@ class PrettyPageHandler extends Handler
         if(php_sapi_name() === 'cli' && !isset($_ENV['whoops-test'])) {
             return Handler::DONE;
         }
+        
+        // Remove any previous output
+        ob_get_level() and ob_end_clean();
 
         // Get the 'pretty-template.php' template file
         // @todo: this can be made more dynamic &&|| cleaned-up
diff --git a/src/Whoops/Run.php b/src/Whoops/Run.php
index 0921d47..9bd29cc 100644
--- a/src/Whoops/Run.php
+++ b/src/Whoops/Run.php
@@ -144,9 +144,6 @@ class Run
      */
     public function handleException(Exception $exception)
     {
-        // Remove any previous output
-        ob_get_level() and ob_end_clean();
-
         // Walk the registered handlers in the reverse order
         // they were registered, and pass off the exception
         $inspector = $this->getInspector($exception);