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.
1. 1. Katy is the queen of the revealing stage costume.
2. 2. The hottest girl in the world knows a good hair cut when she sees one.
3. 3. Katy Perry has the sassiest stage sets in pop!
4. 4. Katy Perry overcame a tough divorce to dominate the pop world in 2012.
5. 5. She released her 3D movie Part Of Me and totally worked it on the red carpet in London.
6. 6. Katy has some of the longest legs in showbusiness!
7. 7. It's not all colour in Katy's world, she also looks just as good in black and white.
8. 8. Katy was an awards show star in 2012, taking home gongs for her 'Teenage Dream' album.
9. 9. She posed naked on an actual cloud for her 'Teenage Dream' album cover.
10. 10. She's got a big heart!
11. 11. Katy can totally rock the natural hair look!
12. 12. Katy saved her best performance of the year for Capital's Summertime Ball in London.
13. 13. Katy's a fashion leader! She was one of the first celebs to adopt the craze for pink hair.
14. 14. She can even make a sailor's hat look hot! We salute you!
15. 15. She's got one of the best natural body shapes in pop.