1 yellow cake mix
1 stick butter, softened
2 eggs
1 lb. powdered sugar
1 (8 oz.) cream cheese
1 tsp. vanilla

Mix cake mix with butter. Add eggs. press into greased 9 x 13 inch pan. Beat powdered sugar and cream cheese until creamy. Add vanilla and mix. Spread over cake. Bake at 350 degrees for 30-35 minutes.