American Idol's Carrie Underwood revealed some never-before-seen photos amid signs that the show could be retooled and she may not be the real issue.

Underwood won Season 4 of the singing competition show in 2005, and recently returned for Season 23 as a judge.

During Monday's episode of "American Idol," Carrie Underwood shared a heartfelt testimony after contestants went head-to-head during a performance of Brandon Lake's "Gratitude."