Here's your daily look at 'Today in Rock History' featuring: John Mayer is 42. Flea is 57. He's the badass bassist for the Red Hot Chilli Peppers. Flea also provided the bass line for Young MC's classic rap, "Bust A Move" and wore a pair of pants made out of sewn-together stuffed animals in the video. Bob Weir from The Grateful Dead is 72. Angela Lansbury is 94 and surprisingly, is still alive.