Beat the heavy cream and powdered sugar until stiff peaks form
In a separate bowl, whip the cream cheese using a mixer
Mix together the whipped cream and cream cheese filling
Fold in the crushed oreos, reserving a few tablespoons for topping
Pour the oreo pie filling into the oreo pie crust and smooth it out evenly using a rubber spatula
Top with the remaining crushed oreos
Cover the pie and refrigerate at least 4-5 hours, preferably overnight
Cut into slices and serve
Notes
This pie is intended to be sweet without being overwhelmingly so. If you would like a sweeter pie, you can taste the filling first and add additional powdered sugar if desired.