Pinky and the Brain Season 3 Episode 25 A Pinky and the Brain Halloween Episode Title:A Pinky and the Brain Halloween.Episode Description:Mr. Itch (the devil) offers to give Brain the world in exchange for his soul. Brain refuses, but finds out later that Pinky has taken the deal. Snowball appears as his court jester, attempting to make Brain miss Pinky so much that he would look for him, thus leaving him in charge. Brain enters a rhythmic gymnastics competition with Mr. Itch and loses, when Pinky points out that Mr. Itch was actually unable to fulfill his part of the deal (due to not knowing what an object Pinky had requested as part of the deal actually was), making the entire deal null and void.