The Mayan Calendar is a living Mayan Calendar, made to parody the fact that everyone thought the world was going to end in 2012 because a Mayan Calendar said so. The Mayan's calendar appeared on the episode "December 21, 2012", in the episode, "21/12/2012" The Mayan Calendar looks like a Mayan calendar in the form of a giant circular stone, with ancient symbols engraved on it, with a face in the middle, covered with moss.