Pineapple-Raspberry Slush

2 C sugar
3 1/2 C water
1 C. prepared orange juice
1- 20 oz can of crushed pineapple, blended
Sprite

Heat sugar and water until dissolved.   Cool.  Add orange juice and pineapple.   Freeze in gallon Ziploc bags.  Add 1- 2 liter sprite to 1 bag of slush just before serving.   Add thawed for fresh raspberries.