Katy Perry

Last night's (August 17) Catfish hopeful exhibited an alarming amount of denial unmatched by any of the show's previous victims.

Happy 4th of July! Celebrate the stars and bars with all-American jams from Katy Perry, Demi Lovato, Taylor Swift and more.

Zendaya, Rooney Mara, Emmy Rossum, and more top our list for the best dressed at the 2016 Golden Globes.

Every celebrity did something before becoming famous. Today, Katy Perry is arguably one of the biggest pop stars in the world. So how did she get to that pedestal? Well, like a lot of us, she had to work her way up.

Katy's all smiles on the September cover of 'Vogue Japan.'

Harry Styles, Anna Kendrick, Katy Perry and more stars react to the U.S. Supreme Court's historic decision.

The 2015 Billboard Music Awards took over Las Vegas on Sunday (May 17), and while there were many winners, it was Taylor Swift's night.

Last night's Super Bowl spectacle brought something for everyone to the table - a great sports competition and a flashy pop performance. So what did you think, was Katy Perry's performance a good fit for the biggest sporting event in America?

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While Katy Perry sidestepped the direct question about having a boyfriend, her reported ex John Mayer praised the singer for her work ethic during a radio interview.