The first Christmas episode not to feature Mr. Hankey in any way, shape or form.
The last appearance of Eliza Schneider, who quit after not getting a union contract.
This episode aired only four days after Saddam Hussein's capture.
This episode involves Canada having a New prime minister, and aired exactly five days after Paul Martin became the new prime minister of Canada (the country's first transition of power in a decade). However, Trey Parker says this was just a happy coincidence, as he wrote the episode knowing nothing of Canada's politics.
When the boys have their noses against the store front window looking at the toys on display, a "Mitsubishi" Game Sphere can be seen. Two years prior in the Towelie episode, this was called the "Okama" Game Sphere.