1 pkg. yellow or white cake mix
1 can pie filling, your choice
1 c. brown sugar, packed
1/2 c. white sugar
1 stick butter, melted

Grease 9 x 13 inch cake pan. Mix cake as directed. Pour cake mix into cake pan. Spoon on pie filling. Make sure cake mix is all covered. Mix together sugar and melted butter. Crumble mixture evenly over top of pie filling. Bake at 350 degrees for 30 minutes, cool and top with whipped topping.