Katy Perry and Lady Gaga just reignited the “Roar” vs. “Applause” debate that had lay dormant for more than a decade. The two ...

Katy Perry is dealing with major career stress as a ton of seats remain unsold for her make or break tour – but she’s vowing ...

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

Katy Perry is relying on support from her close circle, including Prince Harry and Meghan Markle, as she faces mounting ...

Katy Perry's 2010 hit 'California Gurls' has joined the Spotify Billions Club after reaching one billion streams on the ...

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