Index: twitter_pull.module
===================================================================
--- twitter_pull.module (revision 1401)
+++ twitter_pull.module (working copy)
@@ -65,6 +65,7 @@
   $num_items = empty($num_items) ? twitter_pull_num_items() : $num_items;
 
   $tweets = twitter_pull_retrieve($twitkey, $num_items);
+  module_invoke_all('twitter_pull_modify', $tweets);
 
   $ret = theme($themekey, $tweets, $twitkey, $title);