Fans of terrible 90s movies may remember Face/Off. In the film, John Travolta and Tom Cruise switch faces. Through the power of video editing magic, one YouTube parody filmmaker has brought the magic of Face/Off to other movies and celebrities.
In this famous scene from A Few Good Men, Jack Nicholson and Tom Cruise have their faces swapped. The result is actually pretty creepy:
YouTube user FaceMashups has a number of these videos. They are all equally hilarious and terrifying.
Here's Zach Galifianakis and Kristen Stewart:
Here's Penn Jillette and Neil deGrasse Tyson:[h/t: BabsonMcChonkers via Reddit]