The “Roar” hitmaker announced on the Feb. 12 episode of “Jimmy Kimmel Live!” that she is leaving ... my last season for ‘Idol,’” Perry said. “I mean, I love ‘Idol’ so much.

"Roar," on the other hand, was born out of a bonding session between McKee and Perry ... t where Katy was at yet in my own ...

Pop star Katy Perry ended her debut ... did that," joked one audience member as Perry emerged from the fray. The stage dive came as the star performed Roar at the end of 60 colourful minutes ...

Katy Perry is still feeling the excitement from an unforgettable experience—seeing her longtime friend Taylor Swift perform ...

Fans of pop icon Katy Perry are in for a treat tonight as she ... including Firework, Roar, and I Kissed A Girl, as well as exclusive new tracks from her latest album, 143. Filmed earlier this ...