Look Who's Turning 30

See Eva Longoria, Charlize Theron, Enrique Iglesias and seven other stars approaching the big 3-0. By Serena Kappes

KATE WINSLET

Turns 30: Oct. 5
The Oscar nominee (who'll star next in the movie musical Romance & Cigarettes) has slimmed down and is looking better than ever, but you won't find her "obsessing about my thighs and how they'll look in the next photo shoot," she says. The mom to Mia, 4 (from her first marriage to Jim Threapleton), and Joe, 1, with director husband Sam Mendes, is happy just the way she is. "I'm sorry, but I have boobs and a backside."