Ingredients:
1 can cherry pie filling
1 can crushed pineapple
1 box yellow cake mix
1 cup chopped walnuts
2 sticks margarine

Instructions:
Grease a 9 x 13 baking dish.  Spread cherry pie filling on bottom.  Spread pineapple with juice on top of pie filling.  Sprinkle dry cake mix over top.  Sprinkle with chopped walnuts.  Slice margarine over top.  Bake at 325 degrees for 1 hour.