The song "Partyman" by which artist appears in the Batman movie as Joker defaces the exhibits in Gotham City?
Partyman: "Partyman" is a song by Prince from his 1989 "Batman" album, and the follow-up to his number one hit, "Batdance". Partyman:  The song is one of the few on the album that is prominently featured in the film, accompanying the scene in which the Joker and his minions gleefully deface the exhibits in the Gotham City Art Museum before meeting Vicki Vale.
i don't know