6 ripe bananas

1 (6 oz.) can frozen lemonade, thawed, undiluted

1 (12 oz.) can frozen orange juice, thawed, undiluted

1 (46 oz.) can pineapple juice

3 cups water

2 cups sugar

2 (32 oz.) bottles lemon-lime carbonated beverage, chilled

Combine bananas and fruit juice concentrate in container of electric blender; blend until smooth.  Combine banana mixture, pineapple juice, water and sugar in a large mixing bowl; mix well.  Pour into plastic freezer containers.  Freeze to serve.  Thaw until mushy.  Add carbonated beverages.  Garnish with orange slices.