The "Glamorous" singer performs at the Wilhelmina Models anniversary bash. Plus: Paris & Avril, Katherine Heigl, Beckham and more

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Fergie (in Roberto Cavalli) strikes a "Glamorous" pose at Wilhelmina Models 40th anniversary party Thursday at New York's Angel Orensanz Foundation. Also at the bash: former model and current Grey's Anatomy star Justin Chambers and Halle Berry's model boyfriend Gabriel Aubry (not pictured).