Mix 1st two ingredients (margarine and graham cracker crumbs) together and pat into a 12 x 23 pan.

Beat last 3 ingredients (eggs, softened margarine, and powered sugar) with an electric mixer for no less than 15 minutes.

Spread this mixture over the graham cracker crust, which is not baked.

Cover this with 3 or 4 bananas, sliced and 1 #2 can crushed well drained pineapple.

Cover this with one large carton Cool Whip.

sprinkle 1 cup chopped pecans and 1/2 cup chopped maraschino cherries on top

Refrigerate overnight.