Hayley takes Roger with her to a meditation center and he quickly takes over, becoming one of the world's leading authorities on meditation. Stan and Steve become apprentices as they are taught the art of making sushi.
Steve and his friends take up witchcraft to gain power and popularity at school. Stan and Klaus become obsessed with remembering 90s bands.
Klaus gets transferred into the navigation system of Stan's car after Stan refuses to pay for a life-saving surgery. Steve and his friends prank Roger's Frank character and he terrorizes them for revenge.
Francine steals from the CIA and pretends to be a sexy supervillain to incite Stan to be more seductive. Roger tricks Hayley and Steve into trapping Jay Leno so he can take revenge on him.
Steve becomes the town pariah after he convinces the star quarterback of the arena football team to stop playing. Roger forces Hayley to become a cab driver to pay him back for her gambling debts.
Stan and Steve open up their own father-son garbage business after Stan inherits his father's old truck. Roger finds Hayley is a natural at bumper pool and brings her to play with the best player in town.
Roger becomes a marionette and injures other students to help Steve win the school talent show. Stan, Hayley and Klaus start their own local honey business.
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.
Steve and Snot alter their futures when they throw a party for the uncool kids. Meanwhile, Roger is disgruntled when a waitress doesn't compliment his order and Stan and Francine go on vacation in Bosnia.
Roger loses his identity after becoming fascinated by a local dentist's wife. Meanwhile, Klaus throws a party when Stan and the kids are unable to move from being sore after working out.
When Stan discovers a salt mine in the backyard, the Morton Salt Company wants to buy it. It turns out Steve is the rightful owner of the land and he faces pressure from the family to sell.
Stan brings President Garfield back to life in order to teach Hayley about history. Steve writes for the school newspaper.
When Steve starts acting like a spoiled brat during the holidays, Stan takes him to see his incarcerated Grandpa Jack, who tells him the story of how he caught Minstrel Krampus, a legendary demon who punishes naughty children on Christmas. Stan decides that releasing Krampus is the only way to straighten out Steve's attitude. But when Krampus kidnaps Steve, it's up to Stan and Roger to get him back. Meanwhile, Hayley gets a job at the airport, but quickly realizes that she might not be cut out for customer service.
When a play about the life of Jesus Christ turns into a brutal battle between Stan and Roger, Stan is excommunicated from the Christian church; Hayley and Jeff adopt an infant son whom Stan believes is the Antichrist.
With Roger's help, Steve dresses up as a superhero to prove his bravery to his father; when Stan discovers that Fran may be pregnant, he hopes the infant will turn out to be the brave child he never had.
Hoping to show Steve the value of hard work, Stan gets Steve a job at a country club; Francine struggles to come up with her own catchphrase.
Stan joins Wheels and the Legman as they attempt to solve a mystery involving a key; Klaus has his photo taken for a pet website.
An old man places a hex on Stan, making him age at an alarming rate; Roger and Francine rehearse for a dance competition...but Roger has something up his sleeve.
Stan panics when Barry comes close to toppling his longstanding wrestling record at Steve's school - and ends up teaching Roger how to wrestle so he can defeat Barry.
After tricking Roger into going to Iraq, Klaus assumes the role of the Smiths' psychologist, but his emphasis on emotional honesty backfires.
When Steve's new puppy is gravely injured, Stan attempts to save the dog using a doctor who specializes in alternative medicine.
Stan bets Jeff and Hayley that he and Fran can live on minimum wage for one month; Roger and Steve test-drive a Ferrari after Klaus brags about having driven one.