Belly Buttons

Innie or Outie? Outies mean your an alien...? Remember that theory? (i believe it was in an episode of Rugrats).

The belly button is a mysterious thing. Whilst it is a scar left behind from the umbilical cord, it's also a fashion icon, object of sexual fetishism and taboo area of the body.
Belly buttons have more uses than you'd think. They are not just a one trick ponies, they can be used as a way to distinguish between twins or they can be pierced or even this...