20 infamous band feuds from the '60s and '70s Take musical groups full of big egos and even bigger hair, put them in two decades full of substance use and musical experimentation, and you have a recipe for some pretty gnarly fights. Stacker delved into 1960s and 1970s music history to uncover the backstage conflicts and behind-the-scenes drama of some of the era's most iconic bands, using information from interviews, memoirs, and news sources.