Tropical Fruit Slush

3 ripe, medium bananas
1 1/2 cups canned pineapple, no sugar added
1 1/2 cups orange juice
1/4 cup lemon juice
1/2 cup sugar
7-Up, Sprite or other lemon-lime soda

Puree bananas; mix with all other ingredients except 7-Up. Freeze until slushy, stirring several times.

Divide into 12 equal servings. Using an ice cream scoop, scoop into glasses. Fill the glasses with 7-Up.