Cannes: Lights, Camera, Fashion!

See Salma Hayek, Sharon Stone, Mischa Barton and other stars strut their style at the Cannes Film Festival. By Serena Kappes with Bryan Alexander

QUICK CHANGE

At a May 12 press event for her Woody Allen comedy, Match Point, Scarlett Johansson is casually cool in a blazer and ripped jeans (left). Later, at the movie's premiere, she's all Hollywood ingenue in an Imitation of Christ Couture cocktail dress and jewelry by Chopard. "Diamonds are a girl's best friend," she said, "and rubies, apparently!"