Butter Yummy Bars

1 box yellow cake mix
1/2 cup margarine, melted
4 eggs divided
1 8 ounce package cream cheese
1 16 ounce confectioners sugar...less 5 tbps
1 teaspoon vanilla
1/2 cup chopped pecans (I omit this)

Mix together pound cake mix, melted margarine, and 2 eggs well beaten. Beat ingredients well and pour into greased 13 x 9 inch pan. Combine cream cheese, confectioners sugar, vanilla and 2 eggs. Beat well and spread over the first mixture in pan. Sprinkle the 4 tablespoons of confectioners sugar and pecans over the top layer. Bake at 350 for 45 min. Let cool completely. Even better the next day.