October 31, 2014 4:08 am Fallon: Chris Rock Lists This Year's Top Halloween Costumes Chris Rock made a surprise visit to the “Tonight Show” Thursday and revealed 2014’s top Halloween costumes including “slutty pumpkin spice latte and “slutty Uber driver.” US & World Videos 2:52 Severe weather kills at least 5 as tornadoes rip through Midwest and South 0:48 World Central Kitchen to resume operations in Gaza 8:39 Gina Rodriguez gushes 0ver motherhood with son Charlie 2:22 Scarlett Johansson and Colin Jost have date night at White House Correspondents' dinner 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner