Prepare 1 small box each of orange, cherry and lime gelatin, dissolving each
one separately in 1 cup boiling water and then adding 1/2 cup cold water. Pour each
flavor into a separate 8-inch square pan.
Chill at least 3 hours.
Cut into 1/2-inch cubes. Set aside a few cubes for garnishing.
Dissolve 1 small box lemon gelatin with 1/4 cup sugar in 1 cup boiling water.
Add 1/2 cup pineapple juice.
Chill until slightly thickened.
Blend in 4 cups whipped topping (Cool Whip) and the cubes of gelatin.