President Barack Obama's MythBusters Preview is Here!President Barack Obama may have a busy schedule, but he had enough free time to come up with a few challenges for 'MythBusters.' "I am a big fan of 'MythBusters.' I am, and so are the girls," he tells the hosts in a preview for the upcoming show.

The commander-in-chief, who will appear on the Dec. 8 episode of the Discovery Channel hit, has challenged 'MythBusters' hosts Adam and Jamie to test the myth of Archimedes' solar ray. Check out the preview, after the jump!