Efron covers his signature shag do with a knit hat while out in Burbank, Calif. Plus: Kristen Stewart, Johnny Depp, Gisele Bündchen and more


After receiving her star on the Hollywood Walk of Fame, Cameron Diaz makes her way to the Big Apple for an appearance Wednesday on Good Morning America, where she promoted her new film, My Sister's Keeper. In the film, which opens June 26, Diaz plays a mother trying to save her child, who has leukemia.