1 can blueberry pie filling
1 can crushed pineapple, well drained
3/4 c. chopped nuts, any kind
1 3/4 sticks butter
1 yellow cake mix

Spread blueberries in bottom of a 9 x 13 inch (ungreased) cake pan. Spoon pineapple over blueberries. Sprinkle nuts on pineapple. Sprinkle on dry cake mix. Drizzle melted butter over all. Bake at 325 degrees to 350 degrees for 30-40 minutes.