Singer-songwriter Katy Perry shares how she feels about Carrie Underwood replacing her as a judge on the reality show ‘American Idol,’ praising Underwood’s experience and insight into the competition.

American Idol alum Katy Perry shared her thoughts on past winner Carrie Underwood replacing her as judge on the singing ...

American Idol alum Katy Perry shared her thoughts on past winner Carrie Underwood replacing her as judge on the singing competition series, which airs March 9 on ABC.

Katy Perry is leaving American Idol in good hands. After the "Dark Horse" singer announced that season 22 of the singing ...

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

Carrie Underwood will make her debut as a judge on Season 23 of 'American Idol' — but some fans will not be tuning in.

Carrie Underwood got emotional in the trailer for Season 23 of American Idol. Underwood — who came under fire for performing ...

Carrie Underwood appeared 'tense' and 'serious' during the filming of the Hollywood round of ‘American Idol’ in Los Angeles, ...

Carrie Underwood’s "American Idol" debut is filled with tension and nervousness, following her performance at Trump's ...

American Idol' recently teased Carrie Underwood's judging debut and fans are going crazy in the comments section.

In a new promotional video premiering exclusively with PEOPLE on Monday, Jan. 27, fans get a glimpse at the contestants who ...