Foo Fighters frontman Dave Grohl appeared on ABC's The Muppets, serving as the drummer for Electric Mayhem, the house band in a skit where Miss Piggy has a talk show. The iconic drummer for Nirvana also got behind the skins for an epic battle with Animal, the longtime drumming creature that has been a staple of The Muppets. The drum-off occurs at the end of the show, as the closing credits are rolling. The episode, which already aired in Canada, airs on ABC at 8 PM tonight, December 1st. In the meantime, check out Grohl's drum battle with Animal in the YouTube clip below.