Hi licia. I'm guessing you're looking for dishes, rather than a checklist?
Here's a favorite - Check out the Brat Hot Tub:
What side dishes are people bringing? First things that come to mind:
Big green salads
Carrot Raisin Salad (think I posted a recipe in the sald section)
Dips (Guacamole, etc.) and chips
Watermelon is good for a crowd (I have a cool appy, if you like)
Fruit salad - I like Ambrosia
Corn on the cob
Dessert - Big bowls of trifle
Beverages - Sangria/beer/soda
Ice Cream (and pound cake)
Sauerkraut. buns. ketchup. mustard, relish
Here are some ideas for cooking for a crowd:
I'll look thru my recipes and see what looks intereting.