Today in 1984, Frankie Goes To Hollywood started a five-week run at No. 1 on the U.K. singles chart with "Relax". Arguably one of the most controversial singles in British music history, "Relax" was banned by the BBC and several commercial British radio stations, although significant radio personalities including John Peel continued to play the song. So for today's 9:30 Coffee Break, what songs do you want to hear that have been banned or were extremely controversial?