Fruit (Slushy) Punch

6 ounces frozen orange juice
6 ounces frozen lemonade
46 ounces pineapple juice
5 bananas, smashed
6 cups water
3 cups sugar
2 quarts 7-Up

Combine and heat water and sugar until it forms syrup. Combine with juices and bananas and freeze. Beat frozen mixture into slush foam and combine with 1 or 2 quarts 7-Up.