Random Episodes
Super Fun Time
While the kids are on an educational field trip to a living museum, Cartman makes Butters sneak away from the class to go to the amusement center located next door. 
Imaginationland Episode II
Stan and Kyle are being held in the Pentagon until they tell the government how they got into Imaginationland. Meanwhile, Cartman goes to great lengths to get Kyle to suck his balls after an agreement... 
Tegridy Farms Halloween Special
Search Episodes
If you're looking for an episode but cant remember which season it's in but can remember part of the title use this.
Short searches like "cartman" usually yield best results.
