Singer Jimmy Ruffin is 75. Drummer Bill Kreutzmann of the Grateful Dead is 68. Drummer Prairie Prince (The Tubes) is 64. Actor Michael E. Knight (“All My Children”) is 55. Actress Traci Lords is 46. Singer Eagle-Eye Cherry is 43. Actor Breckin Meyer is 40. Drummer Matt Helders of Arctic Monkeys is 28. Comedian Aidy Bryant (“Saturday Night Live”) is 27.