1 box Duncan Hines butter cake mix
1 (8 oz.) cream cheese
1 c. oil
3 eggs
1 c. drained blueberries

Mix cake, oil, cream cheese and eggs for 4 minutes on medium speed. Fold in berries. Pour into greased and floured pan. Bake at 350 degrees.

GLAZE:

1 c. powdered sugar
1 tbsp. butter
1/2 tsp. vanilla
1-2 tbsp. milk

Mix all together. Pour over cooled cake.