'Roar' is the first single from the anticipated release of Perry's fourth album, "Prism". In this newest endeavor, Katy is shedding her sugary, outlandish persona and adopting something darker. 'Roar' does have the twitter-verse in a tizzy due to it's resemblance to Sara Bareilles' new song Brave.

Re-defining yourself isn't easy, good luck Katy.

-Chris Hemsworth, Thor

Want to see some of the craziest product endorsements from famous hip hop artists? Check out the full article at Uproxx.