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

In large punch bowl, stir together juices and beverage. Spoon the sherbet into the bowl. Serve immediately. 38 servings, about 1/2 cup each.