Radio has always played a huge role in shaping popular music, but not every song has made it onto the airwaves without a fight. Over the years, some of the biggest names in music have found themselves on the wrong side of the censors, with songs banned, restricted or refused airplay because of their lyrics, subject matter, politics, language or controversial themes.
From The Sex Pistols and The Beatles to Frankie Goes to Hollywood, N.W.A. and Rage Against the Machine, these bans have often made the songs even more famous. But how well do you know the stories behind some of music's most notorious radio bans?
Take our 20-question quiz and see how many famous banned songs you can identify!