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The 'Price Tag' singer's hairstyles include her famous black bob, purple wig and dip dyed red curls. We take a look at her best old and new hair styles.
The purple wig was out in force for the launch of the Blackberry 7 Smartphone Collection at Sketch. We love.
Jessie J dip dyed her long black hair blue for her live performance at the 2011 MOBO Awards.
Jessie J keeps her hair long and sleek and let's her sparkly catsuit do the talking at the Demons Never Die premiere in Leicester Square.
Jessie opts for an asymmetrical bob for a trip to Berlin.
The 'Who You Are' singer scrapers her hair off her face into a high ponytail for her performance at 2011 V Festival. Picture: Twitter
Jessie J attends the 2011 Q Awards with rock chic waves.
Jessie J tweets a picture of her newly dyed red streaked hair.
Jessie J tweets an image from her photo shoot with The Sunday Times Style section in which she boasts chocolate brown hair. Picture: Twitter
The black bob is back in Jessie J's advert for Pretty Polly tights. Picture: Twitter
"Me at the Q awards today!!! :D" Picture: Twitter
Singer Jesse J poses with her Critic's Choice Award in the winners area at the BRIT Awards 2011 at the O2 Arena.
Jessie J, winner of the Woman of Tomorrow award, at the 2011 Glamour Women of the Year Awards, with a 1920s style wave complete with purple streaks.
Jessie J opts for a more natural look as she poses with Dionne Bromfield.
Jessie J at the official opening of the new state-of-the-art recording studio at the Birmingham Ormiston Academy (BOA), with her freshly dyed red streaks. Picture: Big Pictures
Jessie J shows off her new purple do on Twitter.
Jessie J goes an even brighter shade of purple for her 2011 V Festival performance.