And while on stage Katy clearly ... next month. The Firework hitmaker was a surprise guest at the Friday singer's concert, with the pair joining forces on a rendition of Perry's 2011 hit Last ...

Katy Petty is still finding new ways to shock fans around the world with her clothing choices. Only these days, she’s not ...

Katy Perry just ... show during Paris Fashion Week, and by her side was Aussie movie star Nicole Kidman. In the photo, the two grinned while wearing matching sunglasses. Perry rocked a revealing ...

Katy Perry stunned ... contestants. The iconic judge made sure to leave a lasting impression in her last episode on the show by wearing the unique and towering outfit. The dress, which seemed ...

As modern music’s most entertaining chameleon embraces pop chaos once again on her new album ‘Mayhem’, Adam White has ranked every song she’s ever released (but not the ones she did with Tony Bennett ...

This trash-bop from A Star Is Born is, thanks to those lyrics, iconic. If we’re being honest ... soft in the middle – feels more like a Katy Perry single than something worthy of Gaga.

Gaga wore a fab outfit per usual and walked ... This time, the duo sees Katy Perry’s residency show, which we can only imagine was a firework (heh) performance. After a buncha speculation ...