Put cookies in a food processor and blend until crumbled.
Combine cookie crumbs with melted butter and press into a 9-inch pie pan. Put in oven for 5-7 minutes or until crust is set.
Put peanut butter and cream cheese in a medium sized bowl. Using a hand mixer, blend until combined. Add powdered sugar and blend until it is incorporated. Add whipped topping and combine again.
Scoop peanut butter mixture into crust and smooth out the top. Put in refrigerator to chill for a few hours. Top and serve!*Top get really clean slices, transfer to the freezer for 30 minutes before serving*