Agyness Deyn shaved off all her hair in 2010, 'cos she's well 'ard like that.
Amber Rose is probably one of the only rap girlfriend to not have a massive weave and we kind of like her for it.
Britney Spears infamously flew into a rage, walked into a hairdressers and shaved off all of her hair in 2007
Cynthia Nixon shaved off her hair to play a cancer-stricken woman in a play.
Demi Moore shaved off her hair to play a soldier in G.I. Jane.
Inception's Ellen Page had her head shaved in the film Mouth to Mouth
Natalie Portman shaved her head for a role in V for Vendetta.
Signourney Weaver lopped off her curls for her legendary turn as Ripley in Alien.
Willow Smith didn't get her hair shaved for a part. She just got it shaved because she's cool like that.