1 yellow cake mix, dry
1 stick butter, softened
1 can cherry pie filling (2 sm. or 1 lg.)
1/2 c. sugar
1 c. sour cream
1 beaten egg

Put cake mix in mixing bowl and add butter. When mixed, pat into greased 9x13 inch pan. Cover with pie filling, sprinkle 1/2 cup sugar over. Combine sour cream and egg and pour over filling. Bake at 350 degrees for 30 minutes.