DuBose Heyward Porgy und Bess The Emperor Jones Porgy and Bess Porgy and Bess Tales of the Unknown South The Metropolitan Opera: Porgy and Bess The Metropolitan Opera: Porgy and Bess The Gershwins' Porgy and Bess The Gershwins' Porgy and Bess The Gershwins' Porgy and Bess