Fluffy

Fluffy is Cartman's pig that is implied to be male (or female), as seen in "An Elephant Makes Love to a Pig". Fluffy is a pink potbellied pig s/he is a background character, since s/he is rarely seen. Fluffy is also seen sleeping in the hallway of Cartman's house during Cherokee Hair Tampons and wakes up squealing as Stan and Butters try to break in and steal Cartman's kidney.