Pinky and the Brain Season 4 Episode 2 Brainwashed: Part 2 - I Am Not a Hat Episode Title:Brainwashed: Part 2 - I Am Not a Hat.Episode Description:Weirdness in the "Land of Hats" continues for Pinky and an amnesic Brain. With Pinky’s help, Brain is able to regain his memory and outwit the Top Hat, after which they manage to escape. By examining files taken from the Top Hat, Brain learns that the dance was created to make people stupid, is part of a plan for world domination and that he and Pinky were imprisoned for refusing to dance it. Downloading the information causes a self-destruct sequence in the laboratory. Brain heads out in search of the one person (besides him) who could be behind such a scheme to conquer the world: Snowball. Brain sets off for Microsponge, Inc., which is owned by Snowball. However, Brain finds him locked away in his own mental institution. Brain reluctantly agrees to get Snowball out if he will help them, but ends up imprisoned next to him as an inmate. To save the world, therefore, the mice must team up with Snowball.