Cartman finds out the identity of his father.
If the boys can lose just one baseball game, it gets them out of playing the boring sport for the entire summer.
The boys compete against a couple of home schooled kids in South Park's annual spelling bee.
Stan, Kyle, Kenny, Cartman and Butters have kept a dark secret since pre-school. Now Trent Boyett is getting out of juvie and his first order of business is revenge.
Cartman joins the U.S. Border Patrol.
When Kyle begs Stan to "friend" him, Stan gets sucked into Facebook.
The boys fight back against the loud and obnoxious Motorcycle Riders that are disrupting everyone in South Park.
Cartman sues Stan for sexual harassment.
Chef's passionate protest against the South Park flag enflames the entire town, including the children.
Kyle tries to ditch his cousin, "Kyle," who comes to South Park for an extended visit and embarrasses him in front of his friends.
When Butters reveals a dark family secret, he ends up lost and alone in the seedy underbelly of the big city.
New Jersey is taking over the nation one state at a time. Randy and the boys take a stand as the Jerseyites approach South Park.
In his new role as School Hallway Monitor, Cartman must team up with Kyle when they discover a teacher having sex with a student.
South Park citizens help the school nurse deal with a strange medical disorder.
It's up to Ms. Crabtree to save the entire busload of South Park Elementary School kids after a crash.
The boys are sent to the Costa Rican rainforest as a part of the Getting Gay with Kids choir tour.
Cartman goes online to find older friends when he decides that Stan, Kenny and Kyle are too immature to be his friends.
The boys go to Canada to save Ike from his Canadian birth parents and to save the town from spending all of their Christmas cash.
The boys take on a cause when they realize that their favorite films are being enhanced, re-released and ruined in the process.
After anti-smoking campaign representatives do their song and dance for South Park Elementary, the boys take up the nasty habit.
Mrs. Garrison still has feelings for Mr. Slave, but it's too late -- Mr. Slave has moved on and plans to marry his new love as soon as the Governor signs the same-sex marriage bill.
The boys' new troop leader is Big Gay Al, and Timmy is excited until Jimmy, the new "handicapped" kid, steals his spotlight.
The boys build rival clubhouses and Stan is psyched to have Wendy visit for a game of Truth or Dare.
Bebe is the first girl in the fourth grade to "develop," threatening the boys' friendship and society in general.
Stan's dog explores his sexuality.
The boys are hot to be gay once the metrosexual craze hits South Park, and Mr. Garrison accuses the Queer Eye guys of selling out.