Turkey, candied yams, mashed potatoes, green beans, rolls, various kinds of pies...
Then this only applies if I'm visiting my parents, since I've yet to come across anybody else who makes it for their own holiday meals, but peach bavarian as well (it's basically a jello salad, I guess: lots of whipped topping, lemon gelatin, and peaches all mixed into a mold).
Visited someone the other year who made macaroni and cheese to go with her dinner, that was pretty good too. But then again I'm always a sucker for homemade mac and cheese.