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Jessie J

"Domino" songstress Jessie J, 24, donned a black flapper-inspired getup and black ankle boots while she scooped up the award for best Solo Artist. "Tonight was very Glamourous... Lovely to have a night out with wonderful people and get dressed up," she tweeted.

Glamour Girls

Some of the most famous women in showbiz, from Jessica Alba to Naomi Watts, dazzled at the 2012 Glamour U.K. Women of the Year Awards.