“I could see that he was going red and I thought, ‘Oh no, what have I done?’ But he turned around, laughing, and said, ‘Oh, you naughty boy!’ ” Brooks still looks very much like a naughty boy, although he is now 99 years old — and if you can’t believe it, neither can he. “Some days I’m not feeling as great as I want to. But other days I don’t even notice that I’m not 37 any more,” he says. He keeps “showbiz hours”, meaning he stays up late and sleeps in late, so a typical day will begin...