Photos: Crazy celebrity hair colors
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LONDON, ENGLAND - SEPTEMBER 20: Jessie J attends the launch of BBM Music and the Blackberry 7 Smartphone Collection at Sketch on September 20, 2011 in London, United Kingdom. Jessie J performed at the launch of the BlackBerry 7 Smartphone collection and BBM Music service. The star-studded event launched the latest portfolio of BlackBerry smartphones and also celebrated the arrival of BBM Music - the new social and interactive music sharing service that works with BlackBerry Messenger (BBM). For more information visit uk.blackberry.com (Photo by Ian Gavan/Getty Images for Blackberry)
