Entertainer Ben Vereen is 78. Author Nora Roberts is 74. Rock singer David Lee Roth is 70. Country singer Tanya Tucker is 66. Actor Julia Sweeney is 65. Actor Bradley Whitford is 65. Football Hall of Famer Brett Favre is 55. Actor/TV host Mario Lopez is 51. NASCAR Hall of Famer Dale Earnhardt Jr. is 50.a