1 (2 layer) yellow cake mix
2 eggs
1 1/2 sticks butter, melted
1 (8 oz.) pkg. cream cheese
2 additional eggs
1 1/2 tbsp. vanilla
1 (16 oz.) box powdered sugar

Blend cake mix with 2 eggs and melted butter. Pour into a 9x13 inch ungreased baking dish.

In another bowl, combine cream cheese, 2 eggs, vanilla and all but 2 tablespoons powdered sugar. Mix well and spread over batter in baking dish. Bake at 300 degrees for 15 minutes. Sprinkle with rest of powdered sugar and continue to bake for 25 minutes.