Ceil May - Thorofare

1 Oreo chocolate pie crust
1 8-oz tub whipped cream cheese
1 cup creamy peanut butter
1 cup sugar
1 tbsp butter
1 tsp vanilla
1 cup whipped heavy cream

In a mixing bowl, blend the first five ingredients; set aside. In another bowl, whip heavy cream until stiff. Gently fold in the peanut butter mixture. Spoon into the Oreo shell.