Maggie Gyllenhaal - MET Ball 2011

Maggie Gyllenhaal strikes a pose on the red carpet as she arrives at the MET Ball held at the Metropolitan Museum of Art on Monday (May 2) in New York City.

The 33-year-old actress wore Stella McCartney, while her 40-year-old husband, Peter Sarsgaard, suited up in an Yves Saint Laurent “Le Smoking” tuxedo in black wool.

The Costume Institute Gala Benefit celebrates the opening of the “Alexander McQueen: Savage Beauty” exhibition, featuring the late designer’s iconic work and exploring the impact it had and still has on the fashion industry.