Cameron Diaz took to the podium at ShoWest in Vegas last night to help promote her very appropriately titled What Happens in Vegas. Unfortunately her costar Ashton was too busy filming to join her on stage, but we're as excited as you guys are to see these two on the big screen together. Though, it sounds like Cameron maybe had more of a what happens when you run into your ex at Chateau Marmont moment than any Vegas rendezvous to deal with this week.

Lots more of Cameron showing off in Vegas so read more