Christina AguileraThe things we couldn't tell you about celebs wouldn't even fill a postage stamp.

So let us fill you in on an interesting something-something about the stars.

But it might not be what you're thinking....

Duh, we think we fooled you big time - we hope you're not too cross.

But every good celeb knows the key to a successful turn down the red carpet...

You've got to work it, baby.

And Christina Aguilera knows just what to do. Yep, she's a right ol' celeb winker.

But not all our famous buddies are quite as accomplished as Xtina when is comes to peeper-pumps.

In fact the wink may not be as easy as you think - give it a go yourself...

Then delve into our wonderful and often hysterical world of bona fide winkers, it's a real eye-popping treat.