What do afterbirth, bee stings, leeches and bird poo have in common? They've all been smeared on the skin of the A-list in the name of beauty.
It would seem our favourite paparazzi princesses (and princes) will stop at nothing to look good for the cameras.
Just this week, it was reported that Simon Cowell has taken to inhaling fresh air (in the form of canned oxygen) in his ongoing pursuit of youth.
But can the elusive elixir of youth or the holy grail of flawless skin really be found in nightingale excrement or bottled fresh air - or do the creators of these 'magic' treatments spot their target market coming (down the red carpet) a mile away?
See our pick of the strangest celebrity beauty treatments and decide for yourself...