20 oz.) can crushed pineapple
1 (3 1/2 oz.) pkg. instant coconut cream pudding
1/2 tsp. rum
2 c. miniature marshmallows
1 (8 oz.) carton Cool Whip

Stir crushed pineapple with juice into dry instant pudding mix. Mix well. Add rum and marshmallows. Fold in Cool Whip. Refrigerate.