Season 18Public facts
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Episodes
Who Smarted?Who Smarted?Open episodeWorried that he's not smart enough for Hayley, Jeff undergoes an experimental intelligence enhancement procedure at the CIA. Roger recruits Steve to help him harvest snake venom.
Russian DollRussian DollOpen episodeStan becomes infatuated with a doll that the CIA wants to use to spy on the Russians.
Stan Moves to ChicagoStan Moves to ChicagoOpen episodeStan moves to Chicago to become a comic while Steve and Hayley host Roger for a nice night in.
Shakedown SteveShakedown SteveOpen episodeSteve and Jeff try to bond as brothers while the rest of the family visits an escape room.
Klaus and Rogu in "Thank God for Loose Rocks": An American Dad! AdventureKlaus and Rogu in "Thank God for Loose Rocks": An American Dad! AdventureOpen episodeWhen the family goes to a dude ranch, Klaus and Rogu have to work together to survive in the wilderness.
The WondercabinetThe WondercabinetOpen episodeSteve spins out about his future, but a radio show about new age mysticism gives him a hopeful new understanding of life. Roger struggles to get into the adult film industry.
Little Bonnie RamirezLittle Bonnie RamirezOpen episodeAfter a series of boring personas, Roger goes to great lengths to prove to Francine he still has "his edge".
Dancin' A-With My CellsDancin' A-With My CellsOpen episodeStan tries a new, cutting edge parenting approach DNA splicing.
Mused and AbusedMused and AbusedOpen episodeRoger reveals a secret passion to Klaus; Stan and Francine seek revenge on Bazooka Sharks management.
HendersonHendersonOpen episodeStan's childhood imaginary friend returns to collect a debt. Klaus has a big date and needs a fishbowl upgrade.
Hot ScoompHot ScoompOpen episodeHayley searches for guidance and instead finds a community of 'cool butts.'
LumberjerkLumberjerkOpen episodeStan is forced to partner with Jeff in a lumberjack competition; Steve, Francine and Snot enter a contest to win a vintage pickup truck.
Stan & Francine & Stan & Francine & RadikaStan & Francine & Stan & Francine & RadikaOpen episodeStan and Francine go back in time to settle an argument.
Flush After ReadingFlush After ReadingOpen episodeFrancine and Roger get lost in a good book -- or five -- after Francine escapes an embarrassing situation; Stan reluctantly hangs out at the library.
Comb Over: A Hair PieceComb Over: A Hair PieceOpen episodeStan finally decides to do something about his secret baldness and enlists the help of Josay Bosay, Roger's famed hair-stylist-to-the-stars persona.
Plot HeavyPlot HeavyOpen episodeAfter Stan sells off the coveted family plot, the family opens their own cemetery in the backyard with the help of basketball Hall-of-Famer Scottie Pippen.
The Sinister Fate!!The Sinister Fate!!Open episodeA new friendship causes Hayley to start worrying she might be slowly turning into Francine. Steve and his friends try out for Roger's improv troupe.
Dr. Sunderson's SunSuckersDr. Sunderson's SunSuckersOpen episodeHayley and Jeff help one of Roger's personas run a solar company.
Family TimeFamily TimeOpen episodeStan and the family go out to dinner at a buffet restaurant. Roger becomes a flower.
Cry BabyCry BabyOpen episodeWhen Stan realizes he can't cry, he asks Steve to teach him empathy.
Crystal ClearCrystal ClearOpen episodeStan gets in over his head trying to impress Toshi's dad; Klaus and Jeff head to the country for a weekend getaway.
Steve's Franken OutSteve's Franken OutOpen episodeWhen Principal Lewis threatens to cancel science club, Steve takes matters into his own hands in a monstrous way.