Detention is the fifteenth episode of the second season of Hoop-a-Joop. It aired on Kids' WB on December 30, 2000.
- After accidentally making Miss Martina (voiced by Mindy Cohn) collapse, Al is sent to Detention and meets up with the detention teacher named Mr. George (voiced by Jeff Bennett). He teams up with Cleary Rodriguez, Kaylie Irwin and Becca Dullard to make sure detention will be stopped. Meanwhile, The Wolfpack make alliances with two evil organization guys named Julia (voiced by Linda Rae) and Cody (voiced by Brian Drummond) to make sure Al will be busted. Back at the detention room, Al notices a hole and makes a quick escape. He finds The Wolfpack and sends them, Julia and Cody flying. After that, Jim, Amanda and Patrick are reunited with Al who promises never to be clumsy again.
- Al Valentine (Yuri Lowenthal)
- Miss Martina (Mindy Cohn)
- Mr. George (Jeff Bennett)
- Cleary Rodriguez (Kath Soucie)
- Kaylie Irwin (Nicole Sullivan)
- Becca Dullard (Lacey Chabert)
- Vin Walterson (Peter Kelamis)
- Sam Williams (Carlos Alazraqui)
- Erica Roberts (Grey DeLisle)
- Jacqueline Adair (Katie Griffin)
- Flan Cabot (Phil LaMarr)
- Dark Onion (Brianne Siddall)
- Julia (Linda Rae)
- Cody (Brian Drummond)
- Jim Valentine (Tara Strong)
- Amanda Valentine (Jill Frappier)
- Patrick Valentine (Michael Lindsay)
- This is the first time where Al is sent to detention.
- It is revealed that Mr. George wants to give Al detention.
- This is the episode where we only find Al as the main character.
- Cartoon Network air date: June 25, 2003.
- Boomerang air date: September 4, 2006.
- This episode is a reference to the 1999 Warner Bros. show of the same name.
- (The episode begins with Take On Me playing)
- Woman: Talking away I don't know what I'm to say I'll say it anyway Today isn't my day to find you Shying away I'll be coming for your love, OK?
- Chorus: Take on me (take on me), Take me on (take on me)
- Woman: I'll be gone In a day or two.
- (the episode then opens with