Kelly Clarkson just admitted that a celebrity ... Clarkson coached The Voice from seasons 14-21, and then season 23. She called the reality TV competition process “grueling” and “unforgiving.” ...

Kelly Clarkson is revealing some secrets about her time on “American Idol” and “The Voice ... until Season 21. Clarkson then took a short break and coached again in Season 23, marking ...

Kelly Clarkson truly ... as a coach on The Voice herself. She was on the show for Seasons 14 through 21, then took a break for Season 22 and returned for Season 23. The “Behind These Hazel ...

Get the scoop on 'The Voice' Season 27 coaches - Michael Bublé, Adam Levine, John Legend, and Kelsea Ballerini!

Kelly Clarkson revealed that some stars who were "mean" about her 'American Idol' win later joined 'The Voice' as coaches. Get the details.

Kelly Clarkson is revealing some secrets about her time on “American Idol” and “The Voice ... until Season 21. Clarkson then took a short break and coached again in Season 23, marking ...