Songs So The Bluebirds and The Blackbirds Got Together , hudba Harry Barris, texty Billy Moll; Mississippi Mud, texty a hudba Harry Barris a James Cavanaugh; La Paloma, hudba Yradiera; Cielito Lindo , tradiční.
(en) Bernard F. Dick, City of Dreams: The Making and Remaking of Universal Pictures , Lexington, Ky, University Press of Kentucky ,1997, 249 s. ( ISBN 0-8131-7004-4 , číst online )