im planing a big get together need help with menu?

we are going to a family cabin on the lake with friends and family and i trying to plan the menu over 30 people 12 adults 10 teens and 12 kids all with different diets help this is what i have planed if you can help me think of any thing else i left off or would be better tell me
breakfast bar
eggs sausage ham bacon yoguart fruit cereal muffins toast milk juice and coffee
lunch deli salad bar
deili meats cheese pasta and green salads milk juice ice tea and soda
dinner
bbq grilled steak chicken hamburgers hot dogs green salad pasta and potato salads fruit there will be plenty of beer and wine etc
now any ideas will help this will be a 3 day 2 night affair and i want everyone to be happy and have fun so can you think of anything i left out