2Preheat oven to 350.
Mix crust ingredients, spray pan with cooking spray. Press mixture into a 9 inch springform pan. Bake 8 min and allow to cool slightly.
3Beat cream cheese, sugar and vanilla. Gradually add eggs one at a time. Pour batter into crust.
4Cube up about half the pan of brownies. Sprinkle the pieces into the batter and push them down. Drizzle chocolate sundae syrup on top and with a butter knife swirl gently to give it the marble effect.
5Bake 50-55 min.
6Loosen from pan after cooled. Cover and refrigerate.
Better served cold.