In order to get a promotion at work, Stan has to convince the dictator of Isla Island to sign a treaty. Stan meets the general and accidentally kills him and has Roger pose as the leader of the small island nation. Meanwhile, Steve and Snot become competitive to see who can get farther with the other’s mom.

Francine thinks Stan spends too much time with his friends; a boy band recruits Steve and his friends for a music video.

Thwarted in their efforts to secure dates for the upcoming high school prom, Steve and Snot turn to the CIA’s cloning machine to churn out two willing ladies. But, when the device produces two uber-fast-growing newborn babies, the boys must break out their fathering skills to ready them in time for prom night. Meanwhile, Stan takes home the CIA’s cloned pet, Daren the Dodo, with disastrous consequences.

Stan sets out to stop a tree that he considers his father from being cut down. Steve realizes he's stopped growing and considers surgery.

Hayley experiences what pregnancy would be like after Roger agrees to give birth to Jeff so he can be human again. Snot's feelings are hurt when Steve secretly signs him up for a makeover.

Francine becomes a conspiracy theorist when she finds out Stan has been shielding her from unhappy news; Klaus and Steve help Snot pimp out his basement.

Stan discovers that the Langley Falls historical mural has been ruined by graffiti and neglect and convinces the town to allow him to restore the mural himself; Roger becomes Steve's instructor at a prestigious clowning university.