Celebs gathered to honor fashion at the FGI Night Stars, Marc Jacobs and Courtney Love mingled at the WSJ Innovator of the Year Awards, Green Day performed a secret Halloween show at Webster Hall, Ford Models threw a Halloween party and so much more. Last night's parties were all about getting the Halloweekend started! [Photo via BFA]

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The Guest List

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Oscar De La Renta• Byrdie Bell• Amanda Hearst• Marc Jacobs• Macy's• Carl Icahn• Tommy Hilfiger• Dylan Lauren• Simon Doonan• Betsey Johnson• nina garcia• Bill Cunningham• Francisco Costa• Phillip Lim• Jason Wu• Jessica Biel• Parker Posey• Courtney Love• Daphne Guinness• Lauren Remington Platt• Leonard Lauder• Francois Nars• Ethan Hawke• Giambattista Valli• abigail breslin• isabella rossellini• Kathleen Turner• Ron Frasch• Alessandro Nivola• amy lau• Carlos Quirarte• Irina Shayk• Brad Goreski• Mia Moretti• Christina Tosi• Jim Druckman• Ronald Lauder• Leo Fitzpatrick• James Ferragamo• Pepper Binkley• The Teddybears• Jo Carole Lauder• Marcela Perez de Cuellar• David M. Rosenthal• Artworks 2011 Art Auction Benefit• Ingrid Yrivarren• World Monuments Fund Gala• FGI Night Of Stars• 6th Annual NYDC Masquerade Ball Benefiting The Alpha Workshop• Unicef 2nd Annual Masquerade Ball• Momofuku Milk Book Launch with Belvedere Vodka• Ford Models Halloween Party• WSJ MAGAZINE Innovator of the Year Awards• The 2011 Doe Fund Gala• Janie Jones Special Screening• Green Day's Secret Halloween Show• Atrium and Kith Grand Opening• momofoku ko• Duchin• Alessia Piova• Lala Daly• Susan Gossage• Najah Waki• Jym Benzing• Patricia Testoni• Julia Frauche• Nicholas D. Lowry• William Spink• Stephanie Bovaird• Christie Gamba• Jim Caroll• Gregoire Aberian• eau de prep