1 (46 oz.) can pineapple juice, chilled
1 (46 oz.) can orange-grapefruit juice, chilled
2 qts. carbonated lemon-lime beverage, chilled
1 pt. lemon or lime sherbet

In large bowl, stir together juices and carbonated beverage. Spoon sherbet into bowl. Serve. Makes 38 one half cup servings. For an extra touch, add orange slices and mint.