First date of air:: 11/26/2006
Appearances::

The gang discovers unused musical instruments in the soundbooth and decides to form a band! The catch: they are all terrible at it.
Ozu mistakes the ringtone on Mikey's cell phone for the real thing, and immediately seeing the money rolling in, spends millions on ads for a very special LilyMu musical episode! The band must keep their cover by pretending to play, in sync with Mikey's ringtones.
When they become bigger than ever, things get complicated when a rival musical group named Ori and Yori challenge them to a rock duel.