BARS:

1 yellow cake mix
1/2 c. butter, room temperature
1 egg
1/2 c. nuts

Mix all ingredients together by hand. Press into lightly greased 9x13 pan.

TOPPING:

3 1/2 c. powdered sugar
8 oz. cream cheese
2 eggs

Mix ingredients with mixer. Pour over bar mixture. Bake at 325 degrees for 40 minutes.