A U.N. jazz celebration with Tony Bennett, Dee Dee Bridgewater, Robert Cray, Sheila E., Herbie Hancock, Hiromi, Chaka Khan, Angelique Kidjo, Lang Lang, Wynton Marsalis, Hugh Masekela, Danilo Pérez, Dianne Reeves, Esperanza Spalding and Stevie Wonder. Robert De Niro, Michael Douglas, Morgan Freeman and Quincy Jones provide the introductions.