Carrie Underwood replaced Katy as a judge on 'American Idol,' but some fans miss the 'Teenage Dream' hitmaker. Find out why ...

Why did Katy Perry leave American Idol ... She wanted to focus on other projects like her music. Filming American Idol takes a lot of time, and Katy felt she needed to focus her attention elsewhere.

American Idol returned to ABC on Sunday for its 23rd season, with former champion Carrie Underwood joining the judging panel ...

won awards and shared the stage with musical legends and much more. Recently the 39-year-old caught the attention of many as Katy Perry recently advocated for him to join American Idol as her ...

Check out Katy Perry's California Gurls, a fun and energetic track that brings the sunshine of California right to your speakers.

ABC’s American Idol Season 23 welcomes season 4 winner Carrie Underwood as Katy ... Perry said. “It’s been incredible to be on this journey with [Bryan and Richie]. I feel so connected to America that ...

Carrie Underwood was the obvious pick to join the judging panel after Katy Perry's exit, according to 'American Idol ...