Meanwhile, in another small bowl, whisk flour, pumpkin pie spice, brandy and pumpkin together until well blended; set aside. In large bowl, beat cream cheese with electric mixer on medium speed until smooth and creamy. Gradually beat in brown sugar and 2/3 cup granulated sugar until smooth. On low speed, beat in 1 egg at a time just until blended. Gradually beat in pumpkin mixture until smooth.