Check out Katy Perry's California Gurls, a fun and energetic track that brings the sunshine of California right to your speakers.

Katy Perry's upcoming tour is reportedly facing significant challenges, with sources suggesting that some dates may be ...

From the back row of dance recitals to the front row on Broadway musicals, '& Juliet' choreographer Jennifer Weber's success is untraditional.

Katy Perry will "shoot across the sky" with Gayle King and Lauren Sánchez, along with a NASA rocket scientist, bioastronautics research scientist and a film producer. Samantha Kelly is a ...

Katy Perry had a love-hate relationship with the fans of ' American Idol ' throughout her seven years of judging tenure. The ...

Pop queens Katy Perry and Rebecca Black are making waves again, but this time, it's not about a viral single. The two singers teamed up for a cheeky skit to announce their joint venture, “The ...

And while on stage Katy clearly got very into her performance as she lifted her tight white vest down to reveal her silver underwear. She completed her outfit ... rendition of Perry's 2011 hit ...

The insider admitted that Perry has been asking Swift about everything from her outfits to stage lighting in order to make her shows look "remarkable and historical." "Katy saw one of Taylor's ...

All the latest news, photos and more on the Firework singer. The American superstar rose to international fame in 2008 with her hit second album One of the Boys, and has since gone from strength ...

Add to that the fact the Vanity Fair Oscars Party meant a third red carpet happening over a 48 hour period with almost all of Hollywood in attendance, and it's no wonder we missed Katy Perry's ...

The Poison singer, 34, was all smiles as she hugged the Roar pop star ... and a statement ring. Meanwhile Katy wowed in a strapless silver figure hugging dress as she attended the party with ...