Dethklok

Cartoon band, stars of Metalocalypse, airing on Adult Swim (Cartoon Network).

Adult Swim site

They are comprised of Nathan Explosion on vocals, Skwisgaar Skwigelf on guitar, Toki Wartooth on guitar, William Murderface on bass and Pickles on drums. They are Scandinavian. They write jingles for coffee commercials. They are idiots. They kill, main, destroy, et cetera wherever their tour takes them.