Ok, so this is basically a big shrimp boil with chicken wings for appetizers and Boston but as a back up meat. This will be an expensive party!
Boiled shrimp, corn and potatoes at least 1/2 pound raw shrimp, 1 corn, and 1/3 pound potatoes per person- and you could do more potatoes-
Boston Butt- bone in raw, 1 pound per 3
chicken wings- at least 1 pound raw per 3
green bean almondine(sp)25 pounds beans per 100, add-ins per your recipe; or do 3-4 times my better green bean casserole recipe at the top of big pots in the holiday cooking section
green salad- use plan for 100 table
pasta salad- 6 pounds dry pasta per 100