
Season 10, episode 9
Mystery of the Urinal Deuce
- 23 min
Cartman reveals who masterminded the attacks of 9/11, while Kyle and Stan search for the real truth; meanwhile Mr. Mackey just wants to know who dropped the deuce in the urinal.

Season 10, episode 9
Cartman reveals who masterminded the attacks of 9/11, while Kyle and Stan search for the real truth; meanwhile Mr. Mackey just wants to know who dropped the deuce in the urinal.