This week, Ben and Zane were forced to go off their schedule when they were hijacked into the past by time lightning. Merlin told they they'd need to find the twelve keys of truth to get back to their own time, and would have the help of the knights of the round table. The Cartonists were skeptical, but luckily the knights accepted the ridiculousness of the premise immediately and without question.
10 - King Arthur and the Knights of Justice