(1 of 10) Celebrities at Cannes Cannes is one film festival the chicest stars can’t resist. And these celebrities certainly look stylish posing on the red carpets of countless premieres and parties. Glam shows you the best of Cannes—the good, the better, and the simply fabulous. Tres belle! Jessica Simpson Simpson flaunts her curves in a beautiful blue gown at a Cannes party promoting the film Major Movie Star on May 18.