Seen celebrity fashion style: Christina Hendricks,Rihanna, Mary-Kate, Kirsten Dunst, Demi Moore, Penelope Cruz, Gwyneth Paltroe, Renee Zellweger, Kate Hudson, Liv Tyler, Jessica Alba, Sarah Jessica Parker, Naomi Campbell, Miranda Kerr, Taylor Swift, Fergie, Ashley Greene, Evan Rachel Wood, Madonna, Lea Michele, Gisele Bundchen, Ashley Olsen, Christina Ricci, Beyonce, Jennifer Lopez at the 2011 Costume Institute Gala at the Metropolitan Museum in New York