Watch! Katy Perry has released a teaser trailer for her forthcoming single, Roar.
The 28-year-old singer has released a snippet of her new single Roar in a teaser trailer entitled From A Meow To A Roar.
Roar will be officially released on August 12. Her third studio album, Prism, follows on October 22.
Perry's co-writer, Bonnie McKee, previously said the song marked a "more mature" sound from the star, adding: "I'm really excited for the world to hear it because she's just... she's taking a new approach."
