Heading to a Fourth of July bash this week? No need to go empty-handed with these fun and festive foods and hostess gifts. From a pastry chef-caliber nine-layer rainbow cake to quick-and-easy watermelon stars, we've got a recipe for every party—or equally fun home accents (patriotic champagne, anyone?) to thank your host. Bonus: Should you be hosting a get-together and fall into the "ultimate procrastinator" category, we've got plenty of party-decor ideas, too. Click to get a dose of inspiration.