According to wikipedia:
Jerry Lee Lewis married his 13 year old cousin (once removed). The marriage lasted 13 years.
Chuck Berry spent three years in prison for transporting a 14 year old girl across state lines there were "questionable accusations" that he had sex with her, and his appeal of...
http://www.theguardian.com/books/2012/nov/04/pete-townshend-who-am-review
Townshend's biggest concepts were usually too advanced for both his bandmates and his fans, and the sections in the book devoted to the lesser ones – the Lifehouse, White City and Psychoderelict projects – suggest deeply...