diff --git a/web/includes/Event.php b/web/includes/Event.php
index a9eb99d59..a2f4f47c9 100644
--- a/web/includes/Event.php
+++ b/web/includes/Event.php
@@ -50,6 +50,9 @@ class Event extends ZM_Object {
   public static function clear_cache() {
     return ZM_Object::_clear_cache(get_class());
   }
+  public function remove_from_cache() {
+    return ZM_Object::_remove_from_cache(get_class(), $this);
+  }
 
   public function Storage( $new = null ) {
     if ( $new ) {
diff --git a/web/includes/Object.php b/web/includes/Object.php
index f49497276..d7fa8c654 100644
--- a/web/includes/Object.php
+++ b/web/includes/Object.php
@@ -141,6 +141,11 @@ class ZM_Object {
     global $object_cache;
     $object_cache[$class] = array();
   }
+  public function _remove_from_cache($class, $object) {
+    global $object_cache;
+    unset($object_cache[$class][$object->Id()]);
+    Logger::Debug("Unsset $class " . $object->Id() . " " . count($object_cache[$class]));
+  }
 
   public static function Objects_Indexed_By_Id($class) {
     $results = array();