In what 2008 film directed by Tom Vaughan does Cameron Diaz appear? 
Cameron Diaz: Cameron Michelle Diaz-Madden (born August 30, 1972) is an American actress, comedian, producer, former fashion model and author. What Happens in Vegas: What Happens in Vegas is a 2008 American comedy film directed by Tom Vaughan, written by Dana Fox and starring Cameron Diaz and Ashton Kutcher.
What Happens in Vegas