Sound the alarm: Katy Perry’s new single “Roar” has roared early. The tune, the first single from her forthcoming third studio album Prism (due Oct. 22), was slated to premiere on Monday, Aug. 12. However, in the early morning of Aug. 10, the song leaked to the Internet. In turn, “Roar” has now officially been … More Katy Perry’s ‘Roar’ Arrives Early