Sigur Rós will appear on Sunday night’s episode of The Simpsons, and in honor of the appearance, the band’s record label has released this amazing poster. In the episode, Homer and the gang travel to the band’s home country of Iceland while chasing down Carl, who has fled the states with a winning lottery ticket. The entire animated adventure will be scored with special music performed by Sigur Rós, and the opening theme song will be replaced with a special cover composed by the band. If this isn’t a good reason to watch The Simpsons again, than we don’t know what is …