Dita Proves There's Nothing More Glamorous Than a Zac Posen Gown

Dita Von Teese wore custom Zac Posen at the launch of her lingerie collection in New York.

Christian Siriano at a screening of Divergent in New York.

Lindsay Ellingson at a screening of Divergent in New York.

Zac Posen at the Fashion 2.0 Awards in New York.

Coco Rocha at the Fashion 2.0 Awards in New York.

Robert Verdi at the Fashion 2.0 Awards in New York.

Margaret Russell at the DIFFA 17th annual Dining by Design event in New York.

Dylan Lauren at the DIFFA 17th annual Dining by Design event in New York.

Jodie Snyder Morel and Danielle Snyder at Dannijo's handbag dinner in New York.

Jennifer Fisher at a celebratory dinner for Cushnie et Ochs in New York.

Michelle Ochs, Jessica Hart, and Carly Cushnie at a celebratory dinner for Cushnie et Ochs in New York.

Harley Viera-Newton at a private performance by The xx hosted by Burberry in New York.

Sally Singer at a private performance by The xx hosted by Burberry in New York.

Kate Lanphear at a private performance by The xx hosted by Burberry in New York.

Julia Restoin Roitfeld at a private performance by The xx hosted by Burberry in New York.

Leigh Lezark at a private performance by The xx hosted by Burberry in New York.

Karlie Kloss and Derek Blasberg at a private performance by The xx hosted by Burberry in New York.

Erin Heatherton at a private performance by The xx hosted by Burberry in New York.

Pamella Love at the H&M Conscious celebration dinner in Los Angeles.

Elettra Wiedemann at the H&M Conscious celebration dinner in Los Angeles.

Eva Chen at the unveiling of the Nike + R.T. Air Force 1 collection in New York.

Hannah Bronfman at the unveiling of the Nike + R.T. Air Force 1 collection in New York.

Joan Smalls at the unveiling of the Nike + R.T. Air Force 1 collection in New York.

Riccardo Tisci at the unveiling of the Nike + R.T. Air Force 1 collection in New York.

Diane von Furstenberg and actress Rinko Kikuchi at the Diane von Furstenberg show during Tokyo Fashion Week.

Carolina Herrera at an event hosted by CH Carolina Herrera for Project Paz in New York.

Emily Holt, Eugenia Gonzalez, Emilie Rubinfeld, and Selby Drummond at an event hosted by CH Carolina Herrera for Project Paz in New York.

Mia Moretti with a guest at a dinner hosted by Kira Plastinina in New York.

Jodie Snyder Morel and Danielle Snyder at a dinner hosted by Kira Plastinina in New York.

Marina Abramovic at an event hosted by Pineda Covalin and Swarovski to celebrate International Women's Day in New York.

Amy Astley at an event to celebrate the Spirit of Detroit in New York City.

Dree Hemingway at an event to celebrate the Spirit of Detroit in New York City.

Harley Viera-Newton at an event to celebrate the Spirit of Detroit in New York City.

Jonathan Simkhai and Timo Weiland at a reception honoring the CFDA Fashion Incubator designers hosted by Diane von Furstenberg in Los Angeles.

Irene Neuwirth at a reception honoring the CFDA Fashion Incubator designers hosted by Diane von Furstenberg in Los Angeles.

Steven Kolb and Jennifer Meyer at a reception honoring the CFDA Fashion Incubator designers hosted by Diane von Furstenberg in Los Angeles.

Irene Neuwirth at her reception honoring the CFDA Fashion Incubator designers in Los Angeles.

Timo Weiland at a reception honoring the CFDA Fashion Incubator designers hosted by Irene Neuwirth in Los Angeles.

Chloe Post, Jonathan Simkhai, and Kristine Mittendorf at a dinner for the CFDA Fashion Incubator designers in Hollywood.

Daniel Vosovic at a dinner for the CFDA Fashion Incubator designers in Hollywood.

Adriana Lima at the BrazilFoundation Gala in Miami.