1 lg. can chunked or crushed pineapple with juice
1 can cherry pie filling
1 yellow cake mix
2 sticks butter

Pour pineapple and its juice in a greased 9 x 13 inch pan. Spread cherries evenly over pineapple. Sprinkle the cake mix over fruit. Slice butter over cake mix. Bake at 350 degrees for 1 hour.