DISSOLVE 1 pkg (4-serving size) Jell-O Light Jelly Powder, any flavour, in 3/4 cup boiling water in a blender container.
COMBINE 1/2 cup cold water and ice cubes to make 1 1/2 cups. Add to jelly and blend for 30 seconds.
ADD 1/2 cup prepared Dream Whip Dessert Topping. Blend until smooth.
POUR into 4 dessert dishes.