Watergate Salad

1 cup JET-PUFFED Miniature Marshmallows
1 pkg. (4-serving size) JELL-O Pistachio Flavor Instant Pudding & Pie Filling
1 can (20 oz.) DOLE Crushed Pineapple, in juice, undrained
1/2 cup chopped PLANTERS Pecans
1-1/2 cups (1/2 of 8-oz. tub) thawed COOL WHIP Whipped Topping

MIX marshmallows, dry pudding mix, pineapple and pecans in large bowl until well blended.
ADD whipped topping; stir gently until well blended. Cover.
REFRIGERATE 1 hour or until ready to serve.