Mix sugar, tapioca and orange juice in saucepan. Let stand 5 minutes. Heat to
boiling over medium-high heat, stirring constantly. Remove from heat. Cool 20
minutes.
Stir tapioca mixture with rubber scraper, then fold in 1 cup of the whipped
topping. Divide the tapioca mixture into 4 dessert dishes and top each serving
with a spoonful of remaining whipped topping and 1 maraschino cherry.