Photos! Gossip Girl Stars Shine at the 2011 MET Ball

On Monday, March 2, Gossip Girl stars Blake Lively, Leighton Meester, Chace Crawford, and Kristen Bell stepped out in style for the 2011 MET Ball held at the Metropolitan Museum of Art in NYC. The annual gala — put on by the museum's Costume Institute — marked the unveiling of "Alexander McQueen: Savage Beauty," an exhibition celebrating the late British designer's "extraordinary contributions to fashion."

Blake Lively Attends the 2011 MET Ball

Blake Lively works the red carpet at the 2011 Costume Institute Gala in a Chanel haute couture embroidered chiffon dress.

Leighton Meester at the 2011 MET Ball

Leighton Meester flaunts Cathy Waterman diamond mesh earrings and a Louis Vuitton clutch at the 2011 Costume Institute Gala in NYC.

Chace Crawford Attends the 2011 MET Ball

Chace Crawford struts his sexy stuff on the red carpet of the 2011 Costume Institute Gala at the Metropolitan Museum of Art.

Kristen Bell at the 2011 MET Ball

Kristen Bell dons a custom-made gold gown by designer Tory Burch to the 2011 Costume Institute Gala in NYC.

Karl Lagerfeld and Blake Lively at the 2011 MET Ball

Blake Lively strikes a pose with Chanel creative director (and designer bestie), Karl Lagerfeld, at the 2011 Costume Institute Gala in NYC.

Leighton Meester Attends the 2011 MET Ball

Leighton Meester walks the red carpet at the 2011 Costume Institute Gala in a skin-baring Louis Vuitton frock.

Chace Crawford at the 2011 MET Ball

Chace Crawford flashes his signature blue peepers at the 2011 Costume Institute Gala at the Metropolitan Museum of Art.

Kristen Bell and Isla Fisher at the 2011 MET Ball

Kristen Bell poses with fellow funny-girl, Isla Fisher, at the the 2011 Costume Institute Gala in NYC.

Blake Lively at the 2011 MET Ball

Blake Lively flaunts her new strawberry-blond locks at the 2011 Costume Institute Gala in NYC.