When Colorado students and fans fill the stands before kickoff Saturday, they will be met by some familiar, yet unexpected faces, on the video board. Approximately 10 minutes prior to kickoff, a contribution will play from the creators of South Park.

It's been well-documented before, but South Park co-creators Trey Parker and Matt Stone both graduated from Colorado in Boulder and first conceived of the show while attending the university. The pair first produced something for the CU football program in 2007 when popular character Eric Cartman, voiced by Stone, introduced the Buffs' players. What the South Park duo have in store for Saturday, however, remains a secret. 

"We just wanted to bring a little extra energy," said fellow CU alum and producer and animation director Eric Stough. "I know the CU Buffs kind of need any energy we can give them."

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