Celebrity·Posted on Jul 17, 2014Stephen Colbert And Jon Stewart (Dressed As Princess Leia) Battle It Out For A Good CauseThe good cause being Star Wars' Force For Change Campaign that supports UNICEF.by Whitney JeffersonBuzzFeed StaffLinkFacebookPinterestTwitterMail For a $10 donation on Omaze.com, you can win a spot in the next Star Wars movie. View this video on YouTube Only a cause this good could pin Jon & Stephen against each other... Tap to play GIF Tap to play GIF ...and for Jon to dress up like this: Tap to play GIF Tap to play GIF (A vision that we'll never be able to unsee.) Tap to play GIF Tap to play GIF Enter to win here! omaze.com