Episode Title:Rotgut Rides Again.Episode Description:Mark grows jealous of Chuck's favouritism in the Lightning Knights, allowing him to be stalked by Rotgut, who possesses Chuck's body. Sparx and then Ace are hurt by Googler's new powers and face oblivion, their own salvation being an invulnerability upgrade offered by Chuck. The brainwashed Chuck arrives at Mark's house, hanging out with a Texan accountant hoping to hire Mark's father Simon. Mark has to protect his friends from the villains, but Chuck is freed from Rotgut's control, rescuing Ace and Sparx. Kat begins to investigate the strange events surrounding the carnival.