How well do you know your celebrities and their body parts? Can you identify who's had some cosmetic work done and which assets are natural-born? Take the quiz below and see if you can get everything correct!

1. Heidi Klum's boobs:

2. Iggy Azalea's nose:

3. Gwen Stefani's boobs:

4. Kris Jenner's boobs:

5. Rosie Huntington-Whiteley's lips:

6. Anna Faris' face:

7. Katy Perry's boobs:

8. Christina Hendricks' boobs:

9. Kate Beckinsale's nose:

10. Kourtney Kardashian's boobs:

11. Blake Lively's nose:

12. Sofia Vergara's boobs:

13. Megan Fox's lips and nose:

14. Alessandra Ambrosio's ears