Flight of the Conchords: Season 1, Episode 2
Bret Gives Up the Dream (24 Jun. 2007)
Desperate for cash, Bret and Jemaine decide to get jobs. Only Bret is successful--he gets a job holding up signs. When Murray books them a show, Bret can't get off work, so Jemaine is forced to play with a replacement: a recording of Bret.