BOTTOM LAYER:

1 box yellow cake mix
1 stick butter
1 egg

Melt butter. In mixer, mix cake mix, butter and egg for 2 minutes. Pour into 9x12 inch pan.

TOP LAYER:

1 (8 oz.) cream cheese
3 eggs
1 box powdered sugar

Soften cream cheese. Combine cream cheese, 3 eggs, powdered sugar and mix for 2 minutes. Pour on bottom layer. Bake at 350 degrees for 40-45 minutes.