Stan's got a new dog-named Sparky. Stan proclaims his pet to be the toughest dog on the mountain. Though while Stan thinks his dog is ready for fighting, Sparky proceeds to hump Sylvester like a little bitch. The other boys taunt Stan about his gay dog and Sparky runs away to find someone who will love him for who he is.
Elenco: Trey Parker , Matt Stone , Mona Marshall , April Stewart , Isaac Hayes , Eliza Schneider , Mary Kay Bergman , Milan Agnone , Sebastian Yu , Jessie Jo Thomas , Jennifer Howell .