Actor Charles Napier is 75. Musician Herbie Hancock is 71. Musician John Kay of Steppenwolf is 67. Actor Ed O’Neill is 65. Talk-show host David Letterman is 64. Actor Andy Garcia is 55. Country singer Vince Gill is 54. Actor Nicholas Brendon is 40. Actress Shannen Doherty is 40. Bassist Guy Berryman of Coldplay is 33. Actress Claire Danes is 32. Actress Jennifer Morrison is 32. Singer-guitarist Brendon Urie of Panic at the Disco is 24.