The Wailing Wall is a limited time premium decoration released during the Treehouse of Horror XXIV Event. It was re-released for the subsequent Treehouse of Horror Events. It became a craftable item for 250 Brains during the Treehouse of Horror XXVI Event.
- The Wailing Wall first appeared in the episode Treehouse of Horror XII.
- A free Wailing Wall was given to players who logged into the game on October 31, 2013.