Crush 24 cookies finely; mix with butter. Press onto bottom and up side of 9-inch pie plate.
Beat pudding mixes and milk with whisk 2 minutes.
Spoon 1-1/2 cups pudding into crust. Stir half the whipped topping into remaining pudding; spread over pudding layer in crust. Chop remaining cookies; stir into remaining whipped topping.