Steve and the boys take part in a prison experiment to earn some cash. Meanwhile, Stan deals with the death of his CIA groundskeeper friend.
Steve's efforts to befriend a Swedish exchange student backfire in a big way; The family calls in an animal behaviorist to deal with Klaus.
Stan struggles to cope with the untimely death of his father. Meanwhile, a simple canoeing trip does catastrophic damage to Hayley and Jeff's relationship.
Klaus enlists Stan, Roger and Jeff to join him on a wild bachelor party weekend.
Concerned that Hayley is too soft-hearted, Stan attempts to make her "farm tough" by turning the house into an urban homestead.
When one of Roger's characters falls in love with Dick it effects the whole family.
Steve pushes Stan to trace the Smith family's ancestry while Hayley and Francine go undercover as Sub Hub secret shoppers.
Hayley takes off her headband and becomes a businesswoman; Stan plans a party.
Francine explores ASMR with Roger. Steve gets a a pole in his head and a secret admirer.
Stan goes to great lengths to find the "right" couple's activity for him and Francine; Hayley and Steve look into some mysterious markings they find on the door frame.
The Smiths take a trip on an old steam locomotive to visit Francine's aunt only to discover it's being hijacked.
American Dad becomes the 25th scripted prime-time show in the History of Television to reach 300 episodes and Roger's past comes back to haunt him.
Francine becomes a conspiracy theorist. Klaus & Steve help Snot pimp out his new room.
Hayley and Stan compete while collecting data for the US Census. Klaus inherits a camera and has Steve and his friends model for him.
Steve sets out to stop Roger after he joins a mysterious order. Francine buys a new pasta sauce and the family starts changing.
Hayley becomes a town outcast after Stan ruins a town mural. Steve attends clown school.
Hayley witnesses harsh working conditions at the CIA and encourages action.
Stan deals with childhood issues of abandonment. Klaus starts a website to embarrass the Smith family about their fails.
Francine's dinner party goes awry when the mysterious Dinner Party Killer threatens it and the family.
Roger turns his attention to Steve's friend Snot who teaches him about Hanukkah, prompting him to convert to Judaism. Roger then decides to make Hanukkah more popular than Christmas by stealing Santa's powers, and becoming Schmanta Claus.
Stan finds an outlet for his boring stories while teaching young CIA cadets. Klaus becomes a hype man for a rapper.
In an American Dad western, Stan is a wanted man hunted by Roger the bounty hunter. He ends up in a town in need of a good guy and helps Principal Lewis, Francine, Steve, and Hayley.