She is empowered and invincible, headstrong and beautiful, lethally gorgeous, and regally restless. Revolution is in the air. It’s time to overthrow convention. There’s a new queen in town. Killer Queen by Katy Perry is an intoxicating and charmingly playful floriental fragrance with luscious notes fit for royalty. Notes: Wild Berries, Red Velvet Flower. Style: Sexy. Royal. Radiant.