Trey Parker experimented with construction paper animation in 1992
Trey Parker first used the construction paper animation technique, later utilized in South Park, on a college project called American History, and won the Student Academy Award for his work — much to the dismay of other animators, who felt their work was far more professional and deserving.
They rented a hotel conference room to debut Cannibal! The Musical “near” Sundance Film Festival
After submitting Alfred Packer: The Musical (later renamed Cannibal! The Musical) to Sundance Film Festival and not getting a response, they rented out a conference room at a nearby hotel to screen the film during the festival. This turned out to be a great idea because they met tons of people from the industry.
Some of the South Park characters debuted in The Spirit of Christmas
Some of the South Park characters (not fully formed) made an appearance in a stop motion video Trey and Matt made called The Spirit of Christmas (aka Jesus vs. Frosty) while studying at the University of Colorado. This later lead to an executive at Fox paying them to make a sequel, Jesus vs. Santa.
Trey Parker writes almost all of the music used in their projects
Trey Parker is a very talented musician, and has written most of the music for their projects including: “America F*ck Yeahm,” “Freedom Isn’t Free,” and he co-wrote “Everyone Has AIDs.” He also received an Oscar nomination for best original song “Blame Canada,” which he wrote along with fellow musician Marc Shaiman for the film South Park: Bigger, Longer & Uncut.