3      Sticks        butter
  24                    crushed graham crackers
   1      Lb.           powdered sugar
   1      Tsp.          vanilla
   4                    bananas
   1      (No. 2) Can   crushed
                        pineapple -- drained
  32      Oz.           Cool Whip
Line bottom of 9 x 12-inch pan with mixture of 1 stick
margarine and 24 crushed graham crackers. Bake at 375 degrees for 8
to 10 minutes.
Whip 2 sticks margarine, powdered sugar and vanilla;
spread over graham cracker crust. Cut bananas, lengthwise;
place over whipped mixture. Cover bananas with pineapple;
cover all with Cool Whip. Chill overnight.