For Crust: Preheat oven to 325~. Coat a 9 inch springform pan with vegetable c ooking spray. Combine crumbs and sugar in pan. Stir in butter. Press mixture i nto bottom and 1 inch up the sides of the pan. Bake until light brown, usually about 7 minutes. Maintain oven temperature at 325~. For Filling: Beat cream cheese until smooth with and electric mixer. Gra dually add sugar, then eggs one at a time, then Bailey's and finally the vanill a. Sprinkle half of the chocolate chips over crust. Spoon in filling. Sprinkle with remaining chocolate chips. Bake until cake is puffed, springy in the cent er and golden brown, about 1 hour & 20 minutes. Cool cake completely in refrige rator. For Cream: Beat cream, sugar and coffee powder until peaks form. Spread mixture over cooled cake. Garnish with chocolate curls.