Index: wp-includes/theme.php
===================================================================
--- wp-includes/theme.php	(revision 18407)
+++ wp-includes/theme.php	(working copy)
@@ -1086,6 +1086,7 @@
 		}
 	}
 
+	$located = apply_filters( 'located_template', $located, $template_names );
 	if ( $load && '' != $located )
 		load_template( $located, $require_once );