Netflix’s “The Greatest Night in Pop” delves into the making of USA for Africa’s “We Are The World” back in 1985 and they’ve dropped a trailer. In it, Lionel Richie reveals how little time the group had to record the song. “The greatest artists of a generation came together to save some lives. But we only had one night to get this right.” Besides Richie, Bruce Springsteen, Cyndi Lauper, Smokey Robinson, Kenny Loggins, Dionne Warwick and Huey Lewis will share what happened that night. “The Greatest Night in Pop” premieres January 19 at the Sundance Film Festival, and debuts on Netflix January 29. See the trailer below...