This is an important question that Hollywood is scrambling to answer, fairy tale style. Also today: Carrie-Anne Moss moves to the small screen, Torchwood news for you spazzes, and Seth MacFarlane's movie is assembling its cast.

Kim Cattrall turns 53 today. Kelis is turning 30. Heroes star Hayden Panettiere is turning 20. Google co-founder Sergei Brin is 36. Steve Case, the co-founder of AOL, is turning 51. CBS Early Show co-anchor Harry Smith turns 58. Randy Mastro, a former deputy mayor and now a lawyer, is 53. Actress Carrie-Anne Moss (The Matrix, Memento) is turning 42. Country music legend Kenny Rogers is 71. C-list reality TV star Brody Jenner is turning 26. And Long Island's very own Amy Fisher turns 35 today. Weekend birthdays below!