PALETAS! Assorted frozen pops from "Perfect Pops" by Charity Ferreira Photo: Leigh Beisch / ©2010 Leigh Beisch
19 Great Ideas For Big Summer Food Parties. Probably the best BuzzFeed list I've seen to date!
27 Best Summer Party Hacks - Skip the cooler corn thing, though. Those are rated for cold only, and there's no way of knowing if the hot water would cause the plastics to leech chemicals into your food.