Stan gets obsessed with a mysterious 1960s television show after picking up a secondhand TV. Roger decides to live as a baby and the family cares for him.
Roger breaks up Steve's friendship with Snot, Barry, and Toshi; Jeff realizes he has a flair for house flipping and gets Stan, Francine, and Hayley involved.
Steve's life is turned upside down when Snot gets rich after his mom starts selling a new dipping sauce. Klaus, Stan, Roger and Jeff become mall fashion show models.
Steve babysits Roger's ex-tumor, Rogu, to prove to Francine that he's ready for the responsibility but fails to follow Roger's Gremlins-like rules for taking care of him.