Steve decides to prove his manhood by accompanying Stan and his CIA cronies on their annual hunting excursion. Meanwhile, Roger and Klaus undertake a cross-country trek.

Stan tries an experimental pill from the CIA and turns into a girl. Meanwhile, Klaus and Roger start a business selling Stan's suits as he no longer needs them as a female.

While on vacation in Los Angeles, Stan joins the world of old Hollywood. Meanwhile, Roger kennel-trains Steve and Hayley.

Stan is horrified when he sees a couple die in a car crash, and he goes to see a shrink. Meanwhile, Roger and Klaus study for a wine tasting.

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.

Stan, tattooed and haunted, travels a barren Langley Falls alone. Meanwhile, a mysterious element known as "The Two Hundred" has reigned terror on the town and separated Stan from his family.

The Smith family must rescue Steve after he is kidnapped and taken to the North Pole. There, Santa Claus is using children to mine for precious stones that he needs to perform an ancient ritual.

While having trouble communicating, Stan and Hayley team up to stop a terrorist plot to blow up the Bazooka Sharks arena. Meanwhile, Roger pretends to be an escort.

Steve tries to stop Roger after he joins a mysterious order of birds' egg thieves; Francine buys a new Italian sauce for the family.

Worried about their bickering, Stan and Francine go to extremes to save their marriage. Roger excels at jingle writing.

Stan gets obsessed with a 1960s television show after picking up a secondhand TV. Roger decides to live as a baby and the family cares for him.

Roger helps Francine with her terrible cooking by bringing her to a remote Patagonian island. Stan gets a nail in his head and can’t speak.

Jeff, Francine and Roger decide to team up and start their own bus tour business, with murderous results.

Steve 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.

Stan 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.

The Smiths return from a difficult, quarrelsome vacation, but they can't get a break from one another.

A lunar misstep sends Roger on an unexpected detour to New Mexico.

Francine enters the strange and dangerous world of poker in order to learn how to hide her true feelings from Steve and Hayley.