My S.O. will probably tell you that I randomly belt out, "Baby you're a firework" several times a day because I can't get ...

Katy Perry is more in demand than ... an additional report from Luminate has revealed that the album is up 4% with fans wearing out her classic tracks Firework, California Gurls, and, of course ...

Katy Perry is going to space. The award-winning "E.T." and "Firework" singer will fly on a firework of her own when she joins ...

Katy Perry is performing as part of the iHeart Radio Jingle Ball Tour Special. Here's what to know about her diet, workout ...

Pop star Katy Perry is set to "shoot across the sky" this spring when she lifts off as part of a six-member, all-female crew on Blue Origin's next space flight, the company announced Thursday.