Heat oven to 350°F. Spray 13x9-inch pan with cooking spray. In bowl, mix 1 1/3 cups flour and brown sugar. Cut in butter until crumbly. Stir in pecans; set aside. In separate bowl, beat cream cheese with electric mixer until smooth. Add granulated sugar and 1 table¬spoon flour; beat until blended. Add 1 egg and 1/2 teaspoon of vanilla; beat until blended.