Katy Perry was a judge on ‘American Idol’ for seven years until she announced she was leaving the singing competition in ...

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

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

Fourteen years after ‘Friday’ video made her the target of cruel comments online, the O.C. native will play Honda Center and ...

Katy Perry and Rebecca Black took part in another cheeky skit together in honor of the latter joining the pop star on her new The Lifetimes Tour. In the skit, Katy enters Rebecca's dressing room ...

As 'Friday' singer Rebecca Black is announced as the support act on Katy Perry's upcoming Lifetimes Tour, we look at the ...

Katy Perry faces challenges with ticket sales for her Lifetimes tour and seeks advice from Taylor Swift, whose Eras Tour is a ...

So, why did Katy Perry leave American Idol? Here’s everything to know about the pop singer’s decision to ... to have already taught the country star a thing or two. “Early in the tapings, ...

Katy Perry has said goodbye to American Idol ... The news came as a shock to fans, who loved the pop star’s over-the-top themed outfits and how she always encouraged contestants to never give up.

Douglas Kiker, a viral American Idol contestant who made pop star Katy Perry emotional during his audition, passed away at ...