Beyoncé, Rihanna, Rita Ora + more attend Met Gala 2014...

Which pop chick slayed New York as the best dressed during tonight's 2014 Costume Institute Gala? Find out inside!

Beyoncé and Jay Z in Givenchy:

Rihanna in Stella McCartney:

Beyoncé & Rihanna together:

Solange in 3.1 Phillip Lim:

Rita Ora in DKNY:

Janelle Monáe in Tadashi Shoji: