Pretty paper goods are no match for an unruly summer breeze at an outdoor party. River rocks (available by the bag at garden centers) help keep plates and napkins where they belong, even after they&#39;ve left the serving table. Pile them in a bucket on the buffet table for guests to grab along with their utensils; you&#39;ll avoid having to chase flyaways.    Read more at Marthastewart.com: Outdoor Entertaining Ideas and Recipes