Super Easy Coffee Cake 

2 cups flour
1 tsp. baking powder
1 tsp. soda
1/2 cup butter or margarine
2 eggs
1 cup sugar
1 cup sour cream
1 can blueberry pie filling 

Topping:

1/2 cup sugar
1/4 cup flour
1/4 tsp. cinnamon
3 tbsp. butter 

Sift flour, soda and baking powder together. Cream butter and sugar, adding eggs, and beating well. Add sour cream alternately with flour mixture. Pour half the mixture into 9x12 pan, then add 1/2 can blueberry pie filling. Pour remaining batter over and top with topping. Bake at 350 F. For 1/2 hour.