Dog Show Days Are Over / One Bad Apple

S1, E5: Brain and Penny go undercover at the Dog & Boney show, while Gadget takes it upon himself to impose a higher standard of judging on the show.//Gadget, Penny and Brain visit an apple farm where HQ suspects MAD activity, but Penny isn't impressed with the rural setting. MAD, meanwhile, is growing a race of mutant apples.