Frosty Citrus Party Punch

2 cans (6 ounces each) frozen limeade or lemonade concentrate, thawed

3 cups cold water

2 cans (12 ounces each) lemon-lime soda pop (3 cups), chilled

½ pint lime or lemon sherbet (1 cup), softened

 

Mix limeade concentrate and water in large pitcher. Just before serving, stir in soda pop. Pour into punch bowl. Float scoops of sherbet on top.