Summertime from Porgy and Bess "Summertime" From Porgy & Bess Summertime：from Porgy and Bess Summertime (from Porgy and Bess) Summertime(Porgy and bess) Summertime(Porgy and Bess) Summertime - Porgy and Bess,Act I Summertime (porgy snd bess) (夏日时光)