The map on the Oregon Trail video game lists, in order from east to west, the following places: 1. Independence, Missouri, 2. Fort Kearny, Nebraska, 3. Chimney Rock, Nebraska, 3. Laramie, Wyoming, 4. Independence Rock, Wyoming, 5. South Pass, Wyoming, 6. Fort Bridger, Wyoming, 7. Soda Springs, Idaho, 8. Fort Hall, Idaho, 9. Fort Boise, Idaho, 10. Blue Mountains, Oregon, 11. Fort Walla Walla, Washington, 12. The Dalles, Oregon 13. Oregon City, Oregon.
In Klaus's store instead of Slim Jims, he has Slim Tims.
Francine's outfit and hairstyle after Roger's "death" is a reference to Mary Tyler Moore's character of Beth Jarrett in Ordinary People.
Stan and Francine's family picture outfits mimic Justin Timberlake and Britney Spears' iconic denim outfits from the 2001 AMAs.