Animated series. When Crusty the robot pie spy is forced by Doctor Pfooflepfeffer to send her photos of Professor Screwtop's latest inventions, the gang get their own back by tricking Crusty into sending her the silliest inventions they can think of.
Series 1: 38. Bertie's Backbone
Dennis and the gang train Bertie in the art of standing up to people so he can rebel against Walter's bossiness - but they train him too well and he becomes a dangerous reb ...