Sunday was not a day of rest for celebrities, who instead of lazing around all day put on their best threads and headed to Lincoln Center for Mercedes-Benz Fashion Week in New York.

Naturally, David Beckham was on hand to support his wife, former Spice Girl Victoria Beckham, for the unveiling of her collection on Sunday, and then attended the Y-3 presentation downtown. 

The Diane von Furstenberg show was packed with celebrities from Sarah Jessica Parker, to Oscar de la Renta, to Google founder Sergey Brin, who debuted Google Glass at the show.

Producer Andy Cohen (L), actress Sarah Jessica Parker (C) and media mogul Barry Diller arrive for the Diane von Furstenberg Spring/Summer 2013 collection show at New York Fashion Week September 9, 2012.

Soccer star David Beckham (R) sits with Adidas executive Erich Stamminger (C) before a presentation of the Y-3 Spring/Summer 2013 collection during a walk through at New York Fashion Week September 9, 2012.

Socialites Paris Hilton (L) and younger sister Nicky Hilton make an appearance at New York Fashion Week September 9, 2012.

Soccer star David Beckham (R) stands in front of singer Natasha Bedingfield (2nd L) and Adidas executive Erich Stamminger (2nd R) before a presentation of the Y-3 Spring/Summer 2013 collection during a walk through at New York Fashion Week September 9, 2012.

Martha Stewart poses before the Chado Ralph Rucci Spring/Summer 2013 collection show during New York Fashion Week September 9, 2012.

TV personality and designer Lauren Conrad (L) and designer Lela Rose pose backstage at the Lela Rose Spring/Summer 2013 collection during New York Fashion Week September 9, 2012.

Singer and designer Mandy Moore attends the Lela Rose Spring/Summer 2013 collection during New York Fashion Week September 9, 2012

Google founder Sergey Brin (R) and a guest watch the the Diane von Furstenberg Spring/Summer 2013 collection show during New York Fashion Week September 9, 2012. The show was used as a launching event for Google's new product "Glass by Google".

Naomi Campbell at the Zac Posen Spring 2013 collection show at Mercedes-Benz Fashion Week in New York at Avery Fisher Hall, Sept. 9, 2012