Crouching Dennis Hidden Yeti. Animated series. The gang's efforts to help JJ master the ancient art of blamjitsu are ruined by Walter's plans to capture the Beanotown yeti. [S]Mentioned: Gloop of Greatness, JJ, Gloop, Dennis, Bertie
Dennis & Gnasher Unleashed! may be available on playback or on Prime Video (affiliate link)
