Jennifer Lopez, Cassie, and Beyoncé

Poll: Who Was Best Dressed at the Met Costume Institute Gala 2011?

From Beyoncé and Alicia Keys to Keri Hilson and Cassie, this year’s Costume Institute Gala at the Metropolitan Museum of Art was more star-studded than the Grammys. From Ciara’s feathery Prabal Gurung gown to Jennifer Lopez as a fuchsia Gucci goddess to Rihanna’s one-shoulder Stella McCartney head turner, the ladies flaunted their boldest fashions. Which fierce female was the belle of the ball? See all the pics and take our poll below.