Combine graham cracker crust ingredients. Using your hands or the back of a measuring cup, press mixture firmly into 9-inch pie plate, pressing up the sides of the pie plate. Refrigerate until ready to fill.
Beat cream cheese and Girl Scouts S’mores™ Seasoning Blend with electric mixer until smooth. Gently fold in whipped topping. Spoon mixture into prepared crust and refrigerate 2 hours or until set.
To serve, sprinkle with crumbled graham crackers, chocolate pieces and mini marshmallows.