琼·贝兹，歌声悠扬。忠犬八公的故事百度影音

　　In the first comprehensive documentary to chronicle the private life and public career of Joan Baez, How Sweet The Sound examines her history as a recording artist and performer as well as her remarkable journey as the conscience of a generation. 　　How Sweet The Sound features interviews with David Crosby, Bob Dylan, the Reverend Jesse Jackson, Roger McGuinn and others, as well a... (展开全部)