Um jennifer Lawrence experienced an unexpected wardrobe malfunction while unveiling the saks and Dior window display in New York City. Women's Wear Daily caught the moment her belt flew off to join the spectacle. But belt or no belt, Lawrence, an ambassador for Dior since 2012, moved on to introduce the dazzling lights as planned. Th Lawrence is, of course, no stranger to smooth recoveries. She famously fell at the 2013 Oscars while walking up the stairs to accept her Best Actress award.