Jarvis Cocker has discussed his cameo in the fourth Harry Potter film, revealing that he chose his own wardrobe as he wasn’t a fan of the clothes given to him.Cocker performed at the Yule Ball in Harry Potter and the Goblet Of Fire as part of fictional band The Weird Sisters alongside Radiohead‘s Jonny Greenwood and Phil Selway.Speaking to Stereogum in a new interview, Cocker spoke about how the opportunity arose, and how he ended up taking matters into his own hands.“There’s the big Yule Ball