PINEAPPLE UPSIDE DOWN BUNDT CAKE~ 2 tbsp butter melted, ¼ cup packed brown sugar, 6 pineapple slices (from 20 oz can) drained reserving juice, 6 maraschino cherries, 1 box Betty Crocker® SuperMoist® yellow cake mix, 1 cup reserved pineapple juice (from can of pineapple), ½ cup vegetable oil, 3 eggs.