Tenacious D Perform New Music From Post-Apocalypto on Kimmel

Back in September, Tenacious D made their return with a new animated series on YouTube with Post-Apocalypto. The show, which is hand drawn by Jack Black, follows the life of Tenacious D after the detonation of an atomic bomb where they are "thrust into a world of complete and utter destruction." Today, to coincide with the series'