Watergate Salad

1 pkg. of 4 oz. instant pistachio pudding

1 20-oz. can of crushed pineapple with juice

1 cup of miniature marshmallows

1/2 cup of chopped pecans

1 1/2 cups of whipped cream or cool whip

*Mix all together ’til well blended, refrigerate one-hour prior to serving.