From Scarlett Johansson to Rihanna: Best dressed at the Met Costume Gala?

Monday night was the annual Costume Institute Benefit at The Metropolitan Museum of Art, and as usual, tons of stars showed up in hopes of making it onto fashion editors' best-dressed lists.

So, who made the cut? Scarlett Johansson looked prettier than she has in a long time -- love the longer blonde hair! And her gown may have been the most glamorous one on the red carpet.

SODAHEAD SLIDESHOW: See the best-dressed celebrities at the Met Costume Gala. 

Tom Brady and Gisele were nauseatingly gorgeous as usual, and Rihanna's sexy open-backed dress had tongues wagging. Jessica Alba was a goddess in gold, but Chelsea Clinton was arguably even more stunning in red. Kristen Stewart is quickly morphing into a hipster fashion plate, but Lana Del Rey got our attention for all the wrong reasons ...

PHOTOS: See the latest celebrity pictures to hit the Internet. 

From ScarJo to Emma Stone to Sofia Vergara, let us know: Who was the best dressed at the Met Costume gala?