There's simply no excuse for a bad hair day/week/year (*delete as appropriate) when you've got more cash and stylists than you can shake a hairbrush at. But somehow, these lot have managed it.

From Becks' Alice band to Britney shaving her head, we've got the good, the bad and the downright U.G.L.Y.

Enjoy!

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  • Katy Perry's gone crazy for rollers with her blue do. We're not convinced - it kind of looks like a tidal wave on her forehead, non?

  • Err... Lady Gaga's turquoise, gravity-defying hair. Accessorised perfectly with gravity-defying heels.

  • Is it just us or does it look like there are loads of blonde snakes crawling over Christina Aguilera's head?

  • Victoria Beckham in post-Spice Girl, pre-fashion label, full-WAG mode.

  • She may be the face of L'Oréal, but no one - not even Chezza - can get away with that much hairspray!

  • Yeah, remember that time when Britney shaved her head?

  • Miley Cyrus's chop. We preferred the cute bob for sure.

  • We're so grateful he doesn't wear Alice bands anymore. Why Becks, why oh why?

  • A repeat offender...Remember that time when Gaga dressed up as a (very convincing) guy?

  • Kelly Osbourne's purple hair. Just... no.

  • Natalie Portman when she got the buzz cut. Are we weird to think that she still looks gorgeous?

  • Uh-oh, Kim Kardashian's extensions seem to have taken their toll on her hair. Is that a bald patch we spy?

  • A repeat offender... Becks with the double ponytail.

  • Pauly D from Jersey Shore is not afraid of greasing up his do. Oh no.

  • Good Girl Gone Goth - Rihanna's moody emo dreads.

  • Faye Tozer from Steps and those dreads...