"Do Nothing Day" is a song by Jeremy and the Incidentals with help from Candace Flynn, heard in the episode "The Best Lazy Day Ever". It is also used as a custom ringtone for Jeremy on Candace's cellphone in "Chez Platypus" and "The Bully Code." It is also sung by the band in the episode "Make Play" when the boys create a giant jukebox and put the band inside the jukebox. In the Phineas and Ferb Soundtrack, Jeremy and Candace were credited as the singers.