Katy Perry

Host Ryan Seacrest will also return for Season 21.

She says she may get back to her singer-songwriter roots.

It's the first time the song has been performed live.

It was one of the hands-down highlights of the night.

Kacey Musgraves joined Katy Perry on her 'Witness' album livestream to teach the pop star how to play "Follow Your Arrow."

This year’s Super Bowl 50 is the third most watched TV program ever, but it didn’t fare quite as well as last year's.

Watch every Super Bowl halftime show from the past twenty years, and then decide which one's the best.

Two minutes ago, I'd never heard of Rosenberg, Texas. Now, I have an unstoppable urge to speed through their town so I just might be pulled over by these hilarious cops from Rosenberg Police Department doing the best Katy Perry "Dark Horse" lip dub ever. EVER.

Katy Perry currently has a contest running in conjunction with Good Morning America in which High School’s submit 2 minute videos using her song ‘ROAR’ as inspiration. Duncan High School took the opportunity to submit their version.

Lately, it seems like going country is all the rage. By now, we’ve all heard about Lionel Richie‘s chart-topping foray into the country genre with his hit album Tuskegee. There’s also Kelly Clarkson‘s country version of her single, ‘Mr. Know It All.’ The latest breaking pop-turned-country news is that Katy Perry might be ready to take the plunge, too.

If you're going to include something called Webisode Wednesday on your site, you might as well have a little fun with it -- and that's just what Lady Antebellum have done with the latest installment of their series, offering fans their take on Katy Perry's hit 'Teenage Dream.' In the clip, embedded below, the band starts off in a dressing room, tackling the song with nothing more than their voices