Pixie GeldofWho's hit the bleach?Celebville just wouldn't be the same without the ever-changing barnets.

But one look in particular just won't go away.

It's bright, it's brashy and it can be trashy...

But celebs are flocking to it with great enthusiasm.

And that's despite the fact that an encounter with the bleach bottle can go disastrously wrong.

But stars aren't chickens and the prospect of straw-like hair snapping off doesn't deter them.

So who is this chick who's followed her sister's lead and dipped her head in a bucket of bog bleach?

Find out who has joined the bleached blonde brigade.

And decide for yourself who looks edgy and who looks like Pauline Fowler.