February 27, 2015 2:50 am Watch: Flip Cup with Margot Robbie Jimmy Fallon and Margot Robbie face off in a winner-take-all Flip Cup battle for toilet paper and red Solo cups. US & World Videos 1:45 NYPD enters Columbia University in riot gear to clear protest 4:28 ‘Apples Never Fall' and ‘Jurassic Park' star Sam Neill reveals his real name 3:21 Katy Perry's surprising regret about cheeseburger Met Gala look 1:01 Biden administration plans to reclassify marijuana as a Schedule III drug 2:28 King Charles returns to public duties amid cancer diagnosis