public static function deleteEntryFromRoughcut($roughcut_id, $roughcut_version, $roughcut_kshow_id, $entry_id)
 {
     $roughcut_entry_list = roughcutEntryPeer::retrievByRoughcutIdAndEntryId($roughcut_id, $entry_id);
     $existing_entry_list = self::accumulateRoughcutEntryList($roughcut_entry_list);
     if (in_array($entry_id, $existing_entry_list)) {
         self::updateRoughcutEntry($roughcut_id, $roughcut_version, $roughcut_kshow_id, $entry_id, self::ROUGHCUT_ENTRY_OP_TYPE_REMOVE);
     }
 }