Kelly Clarkson opens up about being unhappy in her marriage to ex Brandon Blackstock

The Voice Holiday Celebration: Kelly Clarkson shares that mom gave her best gift she's ever received

Gwen Stefani, Kelly Clarkson, and more appear during Christmas In Rockefeller Center special

Kelly Clarkson Reveals She Wasn’t ‘Happy’ In Brandon Blackstock Marriage: ‘We Both Deserved Better’