Perry stepped down after 7 years as a judge, and former "Idol" winner Underwood will fill her chair this season.

Katy Perry has something to say about Carrie Underwood replacing her as a judge on American Idol.

The “Firework” singer announced last year that she was leaving the ABC singing competition after seven seasons to embark on her “Lifetimes” tour.

Katy Perry has plenty of faith in Carrie Underwood as she prepares to take the wheel on American Idol. After it was announced in August that the former Idol winner would be replacing Perry as a judge on the long-running competition series,

Katy Perry recently commented on Carrie Underwood joining American Idol to replace her role as a judge. Here’s what she said!

On January 27, just days after her bumpy performance at President Donald Trump’s inauguration — where she endured technical issues and was forced to perform a cappella — Carrie Underwood reported to work at American Idol.

Disney/Eric McCandless The search for a brand-new American Idol is about to begin. Season 23 of ABC’s singing competition show is returning this March with season 4 winner Carrie Underwood serving as a judge for the very first time.