Preheat oven to 350°F.

In a large bowl, slightly beat 1 egg. add cake mix and butter; stir until well blended.

Press mixture into a greased and floured 9 x 13 - inch glass baking dish.

In a medium bowl, combine confectioners sugar, cream cheese, and remaining 2 eggs; pour over cake mixture.

Spread pie filling over cream cheese mixture.

Bake 30 - 40 minutes or until outer edges are lightly browned and center is almost set. Cool completely.

Cover and store in refrigerator. Serve at room temperature.