Neil Young sits in on the premiere of the concert film "Neil Young: Heart of Gold."

Director Jonathan Demme, center, talks to Neil Young and his wife Pegi on Monday (Jan. 23) as they wait for their film "Neil Young: Heart of Gold" to premiere at the Sundance Film Festival in Park City, Utah. The film features coverage of Young's two-day performance at the storied Ryman Auditorium in Nashville.