Katy Perry Announces Her New 'Witness' Album! The album will be released on June 9 and reflects the changes that have taken place in the artist’s life but also in the world around us.

"Witness" will feature songs that can be both an inspiration and a challenge for fans. The album heralds the recently released recordings of "Chained To The Rhythm" feat. Skip Marley as well as the latest single "Bon Appetit" feat. Migos.

The album will be accompanied by the international tour "Witness: The Tour".

Tracklist:

1. Witness
2. Hey Hey Hey
3. Roulette
4. Swish Swish (feat. Nicki Minaj)
5. Deja Vu
6. Power
7. Mind Maze
8. Miss You More
9. Chained To The Rhythm (feat. Skip Marley)
10. Tsunami
11. Bon Appetit (feat. Migos)
12. Bigger Than Me
13. Save As Draft
14. Pendulum
15. Into Me You See