1 box Duncan Hines yellow cake mix
1 c. water
1/2 c. Crisco oil
1 pkg. vanilla instant pudding
4 eggs

Mix together and bake at 350 degrees and cut into layers.

ICING:

1 (8 oz.) cream cheese
1 (9 oz.) Cool Whip
1/2 c. sugar
1/2 c. powdered sugar
1 stick butter
1 can blueberry pie filling

Mix all ingredients. Alternate icing and filling with cake. Top with filling.