Lupita Nyong'o is a Gorgeous Green Flapper at Met Ball 2014

Lupita Nyong’o channels her inner flapper in a Prada dress at the 2014 Met Gala held at the Metropolitan Museum of Art on Monday (May 5) in New York City.

The day before, the 31-year-old actress was all covered up while arriving at her hotel in the Big Apple.

PHOTOS: Check out the latest pics of Lupita Nyong’o

Over the weekend, Lupita showed her love for polka-dots while hitting the red carpet at the 2014 White House Correspondents’ Association Dinner in Washington, D.C.

In case you missed it, have a look at Lupita on the cover of People‘s Most Beautiful issue!

FYI: Lupita is wearing Cartier jewels.