Singer Bonnie Raitt is 69. TV personality Mary Hart is 68. Former Playboy Enterprises chairman and chief executive Christie Hefner is 66. Actress Alfre Woodard is 66. Singer-actor Leif Garrett is 57. Chef and TV personality Gordon Ramsay is 52. Actress Courtney Thorne-Smith is 51. Actress Parker Posey is 50. Actress Gretchen Mol is 45. ABC News anchor David Muir is 45. Actor Matthew Rhys is 44. Actress Tara Reid is 43.