Smug Alert!

"Smug Alert!" is the second episode of the tenth season of the American animated television series South Park and the 141st episode of the entire series overall, it first aired on Comedy Central in the United States on March 29, 2006. In this episode, Gerald buys a hybrid car and buys into the whole progressive movement, moving his family from Park County, Colorado to San Francisco, California and disturbing a delicate equilibrium and indirectly causing an environmental disaster along the way. The episode acts as a play on the attitude of owners of hybrid cars, as well as the similarity between the words "smog" and "smug".