Tanked: Season 11, Episode 12

11 - 12: Tanks of Christmas Past

A snow-globe aquarium is requested by the mayor of Henderson, Nev., for the city's annual WinterFest celebration; the ATM crew prepare for their holiday party. Also: Wayde and Brett compete for bragging rights to see who can build the baddest tank, and the contest is judged by "Jackass" cocreator Jeff Tremaine