Clooney puts himself up for bidding at a charitable event in the South of France. Plus: Mischa Barton, Debra Messing and more

C'EST L'ENTOURAGE!

Entourage cast mates – (from left) Jerry Ferrara, Kevin Dillon, Jeremy Piven, Kevin Connolly and Adrian Grenier – go on a road trip overseas Wednesday to the Cannes Film Festival, where the gang will be filming for their new season.