Dissolve raspberry jello in 1 cup boiling water. Add 1/2 bag frozen raspberries and stir until thawed. Add 1 cup cold water and stir. Pour into a 10 inch fluted tube pan or 3 quart ring mold coated with non-stick cooking spray. Chill until firm, about 1 1/2 hours.
Dissolve lemon jello in 1 cup boiling water. Beat in the cream cheese until smooth. Gently pour over firm raspberry jello. Chill until firm.
Dissolve lime jello in 1 cup boiling water. Drain pineapple well, reserving juice and add enough water, if needed to equal 3/4 cup. Stir crushed pineapple and reserved juice into lime jello. Gently pour over creamy layer. Refrigerate until very firm or overnight. Gently un-mold onto a serving plate.