1 pkg. Duncan Hines deluxe lemon cake mix
2 (8 oz.) pkg. cream cheese, softened
1 (8 oz.) c. dairy sour cream
1/2 c. sugar

Measure 1 cup dry cake mix, set aside. Combine remaining mix with 1 egg and 1/3 cup oil. Press in the bottom of a greased 9x13x2 inch pan. Bake at 350 degrees for 10 minutes.

Meanwhile, combine reserved mix, 2 eggs and remaining ingredients; beat at low speed for 2 minutes. Spread over crust. Bake at 350 degrees about 35 minutes longer. Cool.