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The world's most influential fashion magazine and the creative forces behind it took center stage at The Met in New York Tuesday night for the premiere of HBO's In Vogue: The Editor's Eye, and the stars and fashion's top designers were buzzing about the pregnant Kate Middleton and her maternity fashion possibilities. Watch the video!

Pics: Vogue's Best-Dressed Stars

Joining Vogue commander Anna Wintour were fashionable celebs Sarah Jessica Parker, Dianna Agron and Christina Ricci alongside former model Carol Alt and such fashion icons as Vera Wang, Donna Karan, Marchesa's Georgina Chapman and Keren Craig, Derek Lam and Zac Posen.

Video: Inside Vera Wang's Star-Studded Fashion Show

Coinciding with the 120th anniversary of the trendsetting publication, In Vogue: The Editor's Eye -- from filmmakers Fenton Bailey and Randy Barbato -- mines the fashion mag's extensive archives to study some of the world's most influential fashion images as conceived by the magazine's iconic fashion editors. The documentary features behind-the-scenes interviews with celebrated Vogue subjects, industry icons and designers.

In Vogue: The Editor's Eye debuts Thursday, December 6 at 9pm on HBO.