Celebs - one minute they're blonde, the next they're brunette, but pink?

Well, yes actually, as plenty of stars have been hitting the bottle and dabbling with Barbie-inspired tresses.

Helen Flanagan recently became the latest to debut her new pink do, with the likes of Kelly Osbourne, Amelia Lily and Katy Perry also having previously dyed their locks.

Take a look at their colourful coiffes in our gallery below.

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  • Helen Mirren

  • Katy Perry

  • Kelly Osbourne

  • Nicki Minaj

  • Amelia Lily

  • Lily Allen

  • Fearne Cotton

  • Nicola Roberts

  • Helen Flanagan

  • Gwen Stefani

  • Jade Thirlwall

  • Demi Lovato

  • Avril Lavigne

  • Jamie Winstone

  • Pink

  • Perrie Edwards

  • Heidi Klum

  • Perez Hilton

  • Rachel McAdam

  • Lady Gaga

  • Lauren Conrad

  • Christina Aguilera