Flea Brains: Kat plots revenge against Coop by creating an army of flea-sized, mind control nano-robots. Soon, everyone in Bootsville is thinking they'd like to tear Coop limb from limb.Menace the Dennis: Dad decides to take Coop and Millie on a trip to see their weird Aunt Beatrix, leaving Dennis alone to deal with Kat's latest evil plot.moreless