Dissolve Orange, raspberry and lime gelatin in 1 c. of hot water. Add 2 c. cold water. Pour into cake pan, chill until firm.
Bring pineapple juice to a boil, add sugar, pkg. Of lemon gelatin and 2 c. cold water. Chill until slightly thickened and then fold in cool whip.
Cut orange, raspberry and lime jello into small squares. Mix with cool whip mixture. Chill.