Lindsay Lohan Lindsay LohanBy gum.

Who said celebs were a classy bunch?

Not us when we see pics like these.

Just when you thought most celebs were more sophisticated than a Parisian catwalk...

Up they come and reveal their trashy inner selves.

Everyone from Lindsay Lohan to Liz Hurley gets busy with a bit of chewing gum.

Just like the rest of us, celebs are prone to chomping on an icky white piece of minty goo now and again.

And while there's nothing wrong with that, it's hardly a glamorous look.

In fact, if you look too closely, it can be a bit unappetising.

So proceed with caution as you click into our gallery of stars chewing gum.