S10 - Smug Allert

South Park Zone
South Park - Season 10 - Episode 1002 - Smug Alert!
Watch South Park Smug Allert online

About this South Park episode:
People from South Park will start purchasing hybrid cars on Stan's suggestion.
Everyone starts to feel good about what they're doing to help save the Planet but the joy will leaves them when scientists discover a stormy, dark mass accumulating over the town.