The singer shows off a new purple do while arriving at London's Heathrow Airport. Plus: Zac Efron, the Jonas Brothers, Drew Barrymore and more

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SUPPORTING ACTRESS

Earlier, Vanessa Hudgens lets her beau enjoy the spotlight, showing her (glamorous) support along with their High School Musical costar Monique Coleman at the 17 Again premiere Tuesday at Grauman's Chinese Theatre in Los Angeles.