1 box yellow cake mix
1 c. chopped pecans
1 can pineapple, crushed
1 can blueberries
1 1/2 sticks butter

Start with blueberries on bottom of 13 x 9 inch pan. Then cover with pineapple; next top with 1/2 box of cake mix. Cover with pecans, rest of cake mix, and top with pats of butter. Bake at 350 degrees for 45 minutes.