Best of 2007

Birthday Girls Who Made 40 Fab in '07

Julia Roberts tops the list of stars who prove that age ain't nothing but a number


Turned 40: Sept. 21
The country superstar celebrated her big birthday with a bigger surprise from husband Tim McGraw: a party in Greece on the Onassis yacht with 30 friends and family members, including her brothers, who were meeting for the first time (Hill was adopted as an infant). It was "a dream," says the mom of three girls, who's looking to age gracefully and naturally. "I feel great about turning 40. I'm having the time of my life."