Katy Perry is reportedly struggling with ticket sales for The Lifetimes Tour, especially in smaller U.S. markets.

Katy Perry mixed athleisure and lingerie while performing at the opening ceremony of the Invictus Games on Feb. 8.

Katy Perry is looking back at her 2015 Super Bowl performance via a series of photos and recalling the infamous Left Shark ...

It appears the love for Katy Perry Down Under just keeps growing ... a rendition of Roar before ripping into Teenage Dream, Dark Horse and Firework. Katy also belted out I Kissed A Girl with ...

The U.S. Lifetimes Tour leg kicks off May 7 at the Toyota Center in Houston Jack Bridgland Katy ... the night away," Perry, 40, says. Days before releasing 143, the "Dark Horse" singer put on ...

Katy Perry isn't fazed by her ... They're about love," Perry says of the album's creation. Kevin Mazur/Getty The "Dark Horse" performer continues, "I have an incredible identity that I've ...

− A few things have changed in Katy Perry’s life since ... which I'm really excited about.” Perry promises fans performances of "California Gurls," "Dark Horse," "Firework" and "Roar." ...

Pop superstar Katy Perry has announced the U.S. leg of her “The Lifetimes Tour” with a San Francisco date. Perry has six RIAA Diamond singles – “Firework,” “Dark Horse,” “Roar ...

Perry performed Roar, Dark Horse, Part of Me, Lifetimes and Firework. Following the ceremony, the singer took to her Instagram to share her feelings after delivering a high-power set. “Katy ...

Katy Perry has thrilled ... a number of hits including Firework, Dark Horse, Roar and Part of Me. The ceremony also featured performances by Chris Martin of Coldplay, Nelly Furtado, Roxanne Bruneau ...

aka Katy Perry. The “Dark Horse” singer was last in town during her California Dreams Tour where she took the stage at the Frank Erwin Center in July 2011. Before that, she came for the South ...