South Park's Trey Parker & Matt Stone Love Fart Jokes | Letterman

The creators talk about how South Park started, their unique production process and more. (From "Late Show," air date: 3/15/06) #mattstone #treyparker #letterman Subscribe to Letterman: https://bit.ly/3GeOIAg Follow Letterman on Social: Facebook:   / davidletterman   Instagram:   / letterman   Twitter:   / letterman   Welcome to the Letterman YouTube Channel, home to all your favorite clips from Late Night and Late Show - as well as conversations with the writers, producers and performers who helped make it all happen. These highlights have been artisanally-produced, carefully-curated, and chosen completely at random by an old computer that used to pick numbers for the New York Lotto back in the 90’s.