Cup of Yum
1. In a large bowl or stand mixer whip the heavy cream until it forms soft peaks and has the consistency of whipped cream, like Cool Whip. (This whipped cream will then be divided between the two layers - 1 cup whipped cream for the Peanut Butter layer, and 1/2 cup for the Chocolate layer.)

Peanut Butter Pie Filling

Cup of Yum
1. In a medium bowl stir together the peanut butter, Greek yogurt, and sweetened condensed milk.
2. Add 1 cup whipped cream to the peanut butter mixture and mix well.
3. Spoon the peanut butter pie filling into the prepared chocolate Oreo cookie pie crust.

Chocolate Pie Filling

1. Melt the chocolate chips with about 2 tablespoons of heavy cream in the microwave for about 30 seconds at a time. May have to repeat 3 times or so. Let cool for a couple of minutes before adding the whipped cream.
2. Add 1/2 cup whipped cream (be sure it is whipped) to the melted chocolate and stir until combined.

Pie

1. Pour the chocolate pie filling on top of the peanut butter layer. Let chill in the refrigerator overnight.
2. The next day remove the Chocolate Peanut Butter pie from the refrigerator and let it sit for about 5 minutes. Slice and serve topped with whipped cream.