! can crushed pineapple

1 can blueberry pie filling

1 yellow box cake mix

1 cup chopped pecans

3/4 c. butter

spray 9/13 inch pan. Spread crushed pineapple in pan. Spoon blueberry pie filling on pineapple. Sprinkle dry cake mix over the top. Press down with a fork. Sprinkle pecans on top. Pour melted butter on top of the cobbler. Bake at 350 for 35 to 40 minutes.