*Pre-heat oven to 350 degrees

*Grease an oblong baking dish

*Stir the cans of fruit together and empty into the bottom of baking dish
 
*Sprinkle cake mix evenly over top of fruit mixture

*Cut small pats of butter or margarine and place evenly on top of cake mix (or melt and pour evenly on top of cake mix)

*Bake at 350 degrees for one hour and let cool completely

*Top with Cool Whip