It takes 5 days to create a Southpark episode

Southpark character Butters Stough is based on the show's animation director Eric Stough

Despite Kenny's muffled voice in Southpark, all of Kenny's lines are scripted

When George Clooney requested a guest starring role in Southpark, he was offered a role as Stan's dog. He accepted, providing his best barking dog impersonation

Casa Bonita from South Park is a real restaurant in Denver

There is an alien hidden in every episode