Katy Perry started her Lifetimes Australian tour on Wednesday (4 June), offering fans new songs and classics at Sydney’s ...

And while the voice is different and some song arrangements have changed, the one constant from quirky Perry are the campy ...

She was once one of pop culture's biggest stars, but the tide appears to be turning on Katy Perry. The California ... collaborated with Dr. Luke on her album 143, despite Kesha's accusations ...

The Grammy-nominated pop star launched the U.S. leg of her new "The Lifetimes Tour" May 7 in Houston, followed by her OKC debut May 9 at Paycom Center.

Katy Perry is headed to space ... just like someone might do from outer space. This song is full of energy and heart. “Firework” is all about shining bright and showing your true colors.

Perry's crew mates had asked if she would sing, suggesting her hits "Roar" or "Firework ... song choice in a post-flight interview. "The best part was when we got back in our seats after zero Gs ...