Kelly Clarkson just admitted that a celebrity who went on to become a coach on 'The Voice' was once very 'mean' to her. Here's who fans think it must be.

Singer Kelly Clarkson recently highlighted the struggles of being the first-ever winner of American Idol and called out fellow talent show judges, who once loathed the idea. Kelly Clarkson, who was the first winner in the history of the popular singing competition American Idol,

On March 27, the talk show host appeared as a guest on the “Not Gonna Lie with Kylie Kelce” podcast. During the sit-down, Clarkson reflected on her career, from her start as the first-ever winner of “American Idol” in 2002 until now.