To make crust: Preheat oven to 350 degrees. Coat a 9-inch springform pan with cooking spray.
In a medium bowl, combine graham cracker crumbs and butter. Set aside 1 tablespoon for topping. Press the rest of the crumbs into bottom of prepared pan. Set aside.
To make filling: In a large bowl, using an electric mixer or a hand mixer, beat cream cheeses until fluffy and smooth. Slowly mix in sugar and eggs. Mix well until smooth. Stir in vanilla extract. Pour mixture over crust and spread evenly.
Bake for 40 minutes or until the center is set. Remove from oven and cool for about 10 minutes.
To make topping: Preheat oven to 450 degrees. In a medium bowl, mix together sour cream, sugar and vanilla. Spread sour cream mixture over top of slightly cooled cheesecake. Sprinkle 1 tablespoon of graham cracker crumbs that were set aside over the top. Bake 5 minutes. *Cool and refrigerate at least 6 hours or overnight before removing from pan and serving.