While Murderface works with Dick Knubbler on a Christmas special, the Dethklok Moms appear at Mordhaus to spend the holidays. Murderface's special, backed by the Christian Church, ends up a disaster due to the combination of the band's mothers' alcoholism and the return of Dr. Rockzo.[6] Guest voices: Grutle Kjellson, Arve Isdal and Herbrand Larsen of Enslaved Songs included: "The Cyborg Slayers"