The third grade girls, led by the arrogant and foul-mouthed Lizzy, challenge the boys to a sled race down Phil Collins Hill.
The prosecution's case, although utterly nonsensical, is accepted by the judge, who wishes to make an example out of Cartman to warn against racists.
Cartman escapes the courtroom and enlists Kenny and his toy car to try to flee to Mexico, but it goes extremely slow and they eventually fail after it runs out of battery.
The boys put on a presentation before the governor, complete with visual aids, in which they detail their opposition to hate crime laws, declaring it a "savage hypocracy" [sic] and arguing that all forms of crime warrant some sort of hate and that the laws serve only to encourage discrimination further.
Cartman returns home, arriving at the sled race just as they are about to begin, and helps the boys beat the girls by throwing two yellow buckets (that Romper himself used as footwear until he gave them to Cartman) at the girls' sled, causing them to fall off a cliff and land on a pile of snow, after which Lizzy is carried off by a bear.
As explained in the FAQ section on the official website, "When the year 2000 was coming up, everyone and their mother had '2000' in the titles of their products and TV shows.
America was obsessed with 2000, so Trey Parker put '2000' in the titles to make fun of the ubiquity of the phrase.