Peter Rauhofer was an Austrian-American disc jockey, remixer and producer who formerly worked under the moniker Club 69 as well as Size Queen. A native of Vienna, Austria, he was famous for a variety of his remixes including Cher's "Believe" and a number of Madonna's songs including "Nothing Really Matters", "American Life", "Nothing Fails", "Nobody Knows Me", "Get Together", "Impressive Instant" and "4 Minutes", as well as her collaboration with Britney Spears, "Me Against the Music" and various collaborations with Janet Jackson. He has also provided remixes for Donna Summer, Kylie Minogue, Whitney Houston, Jessica Simpson, Britney Spears, Christina Aguilera, Yoko Ono, Pink, Tori Amos, Pet Shop Boys, Depeche Mode, Yazoo, Frankie Goes to Hollywood, Book of Love, Soft Cell, Duran Duran and Mariah Carey, among others. He was also behind the tribal house record label Star 69 and was a frequent producer of the label's releases.