CRUSH 22 of the cookies; place in medium bowl. Add margarine; mix well. Press onto bottom and up side of 9-inch pie plate. Refrigerate 30 min.
SPREAD peanut butter onto bottom of crust; top evenly with bananas. Add milk to dry pudding mixes. Beat with wire whisk 2 min. or until well blended. Pour over bananas.
REFRIGERATE at least 2 hours. Top with the whipped topping and remaining 8 cookies just before serving. Store leftovers in refrigerator.