February 26, 2012 - March 3, 2012 (87 images)

Brad Pitt arrives on the red carpet for the 84th Academy Awards in the Hollywood section of Los Angeles on February 26, 2012. UPI/Kevin Dietsch

Penelope Cruz arrives on the red carpet at the 84th Academy Awards at the Hollywood and Highlands Center in the Hollywood section of Los Angeles on February 26, 2012. UPI/Kevin Dietsch

Cameron Diaz arrives for the 84th Academy Awards at the Hollywood and Highlands Center in Los Angeles on February 26, 2012. UPI/David Silpa

Cameron Diaz arrives on the red carpet at the 84th Academy Awards at the Hollywood and Highlands Center in the Hollywood section of Los Angeles on February 26, 2012. UPI/Kevin Dietsch