Professionally, Kelly Clarkson flirts with country music, having released a twangy version of ‘Mr. Know It All‘ and dueting with Jason Aldean. Personally, she’s always celebrated the single life. Until now. Though Clarkson may not have gone full-fledged country with her music, she has with her boyfriend. The pop hitmaker is reportedly dating Brandon Blackstock — manager of Blake Shelton and stepson of Reba McEntire.