Katy Perry’s first single from her upcoming fall release, Prism, has been leaked early. The song, “Roar”, is a definite anthem as Perry sings “I’ve got the eye of the tiger, a fighter, dancing through the fire / ’cause I am a champion and you’re gonna hear me roar!” Check out the song below. Where do you think Katy Perry got the inspiration from this song? Sound off in the comment area below.