Cyndi Lauper on Sinead O’Connor: ‘I always thought she was really brilliant. She had a beautiful voice, a wonderful mind and lots of demons from real life’

It’s the autumn of 1983, and on TV sets all across the world,?Cyndi?Lauper, heels and hair askew, is dancing home in the morning light to a mama who says: “When you gonna live your life right?”