It's only just January, but Katy Perry has already been named the hottest woman in the world for 2013. Here are 15 reasons why we think she topped the Men's Health poll ahead of the likes of Rihanna and Taylor Swift.
Katy Perry Killer Queen Fragrance Commercial Teaser Unveiled - Video
The 'Firework' singer can be seen dressed in a tight red corset and white wig for the short clip.
A teaser commercial for Katy Perry's new Killer Queen perfume has been unveiled online.
The star echoes Beyonce's 'The Mrs. Carter Show' world tour adverts wearing similar Mary Antoinette style outfits.
Both commercials were also filmed by Swedish star Jonas Akerlund.
Katy can be seen sharpening a sword and breathing heavily during the new footage as she brings the intensity to the promos.
Check out the teasers for Katy Perry's Killer Queen fragrance below:
Meanwhile, the singer has also been teasing her new music this week after announcing the title and release date for her next album 'Prism'.
The first single from the record has also reportedly been named as either 'Roar' or 'Rawr'.