1 (14 oz.) can crushed pineapple
1 (21 oz.) can cherry pie filling
1 box butter recipe cake mix
1 cup (2 sticks) butter

Preheat oven to 325°F. Dump pineapple in a 9 x 13 inch pan and spread evenly, dump the cherries on top and spread without mixing the pineapple. Dump the cake mix into pan and spread evenly without mixing the other ingredients. Cut butter into pats and cover the top of the cake.