Kelly Clarkson is officially pregnant! The singer and her new husband, Brandon Blackstock, are expecting their first child together. Kelly made the announcement on Twitter yesterday writing, "I'm pregnant!!! Brandon and I are so excited! Best early Christmas present ever :)" Kelly and Brandon tied the knot last month in Tennessee. Prior to the wedding, Kelly said her top priority was starting a family with Brandon. Brandon, who is Blake Shelton's manager and Reba McEntire's stepson, has two children from a previous marriage.