1 box powdered sugar
1 stick margarine
1 box yellow cake mix
1 - 8 oz package cream cheese -- softened
1 teaspoon vanilla
4 eggs

Mix together until crumbly the margarine, yellow cake mix and 1 egg. Press into a 9x13" pan.

Cream until fluffy the cream cheese, powdered sugar, vanilla and remaining 3 eggs. Pour over crumb crust.

Bake at 325 degrees for 45 minutes, until golden brown. Cool and cut into squares.