Roar (Katy Perry song)

"Roar" is a song by American recording artist Katy Perry for her fourth studio album, Prism (2013). It was serviced to radio stations as the lead single from the record on August 10, 2013; it was digitally released on August 12, 2013. The song was written by Perry, Bonnie McKee, Dr. Luke, Max Martin, and Cirkut, and produced by the latter three. The lyrics address standing up for oneself and self-empowerment.