Prep: Press two-thirds of cookie dough into pie pan; set aside.
Combine: In small bowl, combine graham cracker crumbs, sugar and butter; set ¼ cup aside. Press remaining crumbs over cookie dough. Top with chocolate chips and marshmallows.
Dollop remaining cookie dough over top of pie; sprinkle with remaining crumb mixture.
Create: Bake in a preheated 350°F oven 20-25 minutes or until cookie dough is done. Cool completely before serving.