Comedian Tom Smothers is 86. Musician Graham Nash is 81. TV executive Barry Diller is 81. Singer Howard Bellamy is 77. TV chef Ina Garten is 75. Actor Brent Spiner is 74. Musician Ross Valory is 74. Model Christie Brinkley is 69. Actor Kim Zimmer is 68. Actor Marissa Jaret Winokur is 50. Singer Shakira is 46.