Things almost went very wrong for Katy Perry during the latest show of her Lifetimes World Tour. The I Kissed A Girl ...

Katy Perry is stunning in her plunging corset dress as she goes braless for dinner in Paris with some very famous faces.

Katy Perry is stunning in a glittery, sheer red dress as she gets festive in London and shows off her weight loss.

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.

In a video capture by a fan that was shared to Instagram May ... but the former American Idol judge refused to accept it. PHOTOS Katy Perry Through the Years "I don't want it," she insisted.

Katy Perry joined the likes of Kim Kardashian, Kris Jenner, and Eva Longoria at Lauren Sánchez’s glamorous bachelorette party ...

The pop star jokingly accused a fan of sending messages to her fiancé while introducing her song "I'm His, He's Mine" ...

Katy Perry jokingly called out a fan DMing Orlando Bloom mid-concert during her performance on 'The Lifetimes Tour' stop ...

Katy Perry stunned the crowd at her Nevada concert when she paused midway through a set to call out a fan who she says has been continuously sending private messages to her longtime partner ...

During a recent stop on her “Lifetimes” tour in Las Vegas, Katy Perry added an unexpected twist to her performance by addressing a fan in the audience in a manner that quickly went viral. A Theatrical ...

MEOW! Katy Perry ruthlessly dragged a fan at her recent concert, serving up some sass as the perfect appetizer before dropping a fan-favorite bop. During the 40-year-old’s Lifetimes Tour ...

You’re going to hear her roar. Katy Perry was caught on camera going off on a fan for messaging her fiancé, Orlando Bloom — but, it turns out, the playful confrontation was all an act.