diff --git a/mtv.php b/mtv.php
index 15b45b1..c17a5c8 100644
--- a/mtv.php
+++ b/mtv.php
@@ -103,10 +103,11 @@ function load( $apps ) {
  * run MTV
  * Takes:
  *   $url - url to run on, probably $_REQUEST['path'] or something
- *   $url_patterns - url regexes and functions to pass them to
  *   $apps - MTV apps to load. Apps must be registered. Loads in order.
  **/
 function run( $kwargs ) {
+    global $registered_apps;
+
     extract( $kwargs );
 
     load( $apps );
@@ -115,8 +116,17 @@ function run( $kwargs ) {
     if ( ! $url )
         $url = $_REQUEST['path'];
 
+    $all_url_patterns = array();
+    foreach ( $apps as $name ) {
+        $app = $registered_apps[$name];
+        if ( $app['urls'] ) include_once $app['urls'];
+        if (is_array($url_patterns)) {
+            $all_url_patterns = array_merge($all_url_patterns, $url_patterns);
+        }
+    }
+
     # globalize our $url_patterns
-    if ( $url_patterns ) $GLOBALS['url_patterns'] = $url_patterns;
+    $GLOBALS['url_patterns'] = $all_url_patterns;
 
     # oh, right, we gotta do something with our url
     http\urlresolver( array('url'=>$url, 'url_patterns'=>$url_patterns) );
diff --git a/wp-plugin.php b/wp-plugin.php
index da1eae4..98f1385 100644
--- a/wp-plugin.php
+++ b/wp-plugin.php
@@ -55,15 +55,6 @@
  * Use the URL resolver for ajax calls
  **/
 $handle_ajax = function() {
-    // get the url patterns for the current theme
-    if ( file_exists( get_stylesheet_directory() . DIRECTORY_SEPARATOR . 'urls.php' ) )
-        include get_stylesheet_directory() . DIRECTORY_SEPARATOR . 'urls.php';
-    else if ( file_exists( get_template_directory() . DIRECTORY_SEPARATOR . 'urls.php' ) )
-        include get_template_directory() . DIRECTORY_SEPARATOR . 'urls.php';
-    else if ( ! empty( $GLOBALS['ajax_url_patterns'] ) )
-        global $ajax_url_patterns;
-    else
-        throw new Exception("Can't find a urls.php file in your theme");
 
     // whatever is in the $apps global is what we're going to load
     global $apps;
@@ -71,7 +62,6 @@
     // run MTV
     mtv\run( array(
         'url' => get_default( $_REQUEST, 'path', '' ),
-        'url_patterns' => $ajax_url_patterns,
         'apps' => $apps ) );
 
     // That's all folks
@@ -165,21 +155,12 @@
             // reset wp_query's is_whatever flags and posts
             shortcuts\reset_wp_query();
 
-            // get the url patterns for the current theme
-            if ( file_exists( get_stylesheet_directory() . DIRECTORY_SEPARATOR . 'urls.php' ) )
-                include get_stylesheet_directory() . DIRECTORY_SEPARATOR . 'urls.php';
-            else if ( file_exists( get_template_directory() . DIRECTORY_SEPARATOR . 'urls.php' ) )
-                include get_template_directory() . DIRECTORY_SEPARATOR . 'urls.php';
-            else
-                throw new Exception("Can't find a urls.php file in your theme");
-
             // whatever is in the $apps global is what we're going to load
             global $apps;
 
             // run MTV
             mtv\run( array(
                 'url' => $wp_query->query_vars['path'],
-                'url_patterns' => $url_patterns,
                 'apps' => $apps ) );
 
             // That's all folks