NBCUniversal Inc. November 1, 2019 5:15 am ‘Late Night': Cynthia Erivo's Avatar Costume Took 3 Hours Cynthia Erivo talks about starring in the upcoming Harriet Tubman biopic and reveals how long it took to put together her Avatar Halloween costume. US & World Videos 1:01 Biden administration plans to reclassify marijuana as a Schedule III drug 2:28 King Charles returns to public duties amid cancer diagnosis 3:10 Nicole Kidman gushes over family's support at AFI honor 1:39 Benny Blanco talks falling in love with Selena Gomez 18:17 Christian Slater ate 12 Pop-Tarts and got a massive sugar high for ‘Unfrosted'