1 bag Oreos, crushed  8oz cream cheese, softened  1/4 cup butter  1 cup powdered sugar  3 cups milk  2 sm boxes instant vanilla pudding  1/2 tsp vanilla  12 oz Cool Whip, thawed   Cream together cream cheese, butter &amp; powered sugar &amp; vanilla. In separate bowl mix milk &amp; pudding chill until set. Fold in cool whip after pudding has set. Add cream cheese mixture, layer with Oreos... Chill until ready to serve!