"Roar" by Katy Perry, is from studio album, Prism (2013), was released as the lead single from the record on August 10, 2013. It is a power pop song, containing elements of glam rock and arena rock, with lyrics centering on standing up for oneself and self-empowerment.
https://en.wikipedia.org/wiki/Roar_(song)
https://en.wikipedia.org/wiki/Prism_%28Katy_Perry_(album)
https://en.wikipedia.org/wiki/Katy_Perry
https://en.wikipedia.org/wiki/Roar_(song)
https://en.wikipedia.org/wiki/Prism_%28Katy_Perry_(album)
https://en.wikipedia.org/wiki/Katy_Perry