1 yellow cake mix
1 egg
1 stick butter
1 (8 oz.) Philadelphia cream cheese
1 box powdered sugar

Mix together cake mix, egg and butter; will be crumbly. Press into 9 x 13 inch greased pan. Mix cream cheese and powdered sugar and spread over crust. Bake per cake mix directions. Cool and cut. May add coconut, pecans, chocolate chips, etc. before baking.