Chicago Auditorium, 1973. Jefferson Airplane are tuning up. Their singer, Grace Slick, exchanges banter with her home-town crowd. “I’m getting ready to sing. Some guy in the audience shouts: ‘Hey Gracie! Take off your chastity belt!’ I look directly at him and say: ‘Hey, I don’t even wear underpants.’

Read more about Jefferson Airplane here, told from Grace Slick’s point of view.