A water balloon with a glow stick on the inside, in a stocking, hung from trees, patio cover, or the ceiling. Same pin elsewhere said: "Put a glow ball in a white stocking and hang many from trees or the ceiling." But what are glow balls?
Non-alcoholic beverage. Until you add tequila ~ 1 quart lime sherbet ~ 1 - 2 liter ginger ale, chilled ~ 1 cup pineapple juice ~ green food coloring (to make more vibrant if desired) ~ sliced limes for garnish ~ gummy worms.