- Trey Parker (Eric Cartman / Stan Marsh (voice))
- Matt Stone (Kyle Broflovski / Kenny McCormick (voice))
- Mona Marshall (Sheila Broflovski (voice))
- Jennifer Howell (Bebe Stevens (voice))
South Park — S10E2
Episode: Smug Alert!
Air Date: 2006-03-29
Runtime: 23 min
Overview
Stan is the driving force who gets the citizens of South Park to all buy hybrid cars. Just as everyone starts to feel really good about what they’re doing to help save the earth, a stormy dark mass has started accumulating over the town.