Yup, trip to Iceland bite sized sos rolls. Get a big bag of pasta and a jar of mayo for pasta salad. Tuna fish - fill it out with diced onion, cucumber, red pepper, sweetcorn nibblets and mix in some mayo or dressing, put out on HALF a bridge roll (so it's an 'open' sandwich also, DON'T make sandwiches, if you put out a platter of cold meats and a couple of platters of buttered rolls it'll look more. Egg mayo and cress. Rice salad, homemade coleslaw, finely shred a white cabbage, grate a couple of big carrots and some onion mix in mayo/salad cream vinegrette. Cooked baby new potatoes, spring onion and gerkins for potato salad, bowls of washed kettuce, platters of sliced cue and toms, bowls of onion rings. cocktail sausages (Iceland again) jars of Dip - tomato/ cheesy/ yoghurty thypes and put out toasted torn pieces of pitta bread (cheaper than crisps or tortilla chips) do some chicken nuggets to go with dips too. Ritz type crackers with cream cheese from the tube garnished with chopped spring onion tops, fresh herbs. get a couple of packets of bread mix, make up, spread with pizza sauce a little grated cheese and some mushrooms/peppers/sweetcorn/what ever you have!