It Ain't Necessarily So" and "Summertime."
This composer utilized bongos, claves, and gourds in his Cuban Overture, and like many of his other works, his F-major piano concerto was heavily influenced by jazz, blue, and ragtime melodies. He used taxi horns from the titular country in the premiere of his symphonic composition An American in Paris, and another work for solo piano and orchestra, which this composer had improvised at the premiere, begins with a clarinet glissando. However, he is also famous for a work that is set on Catfish Row that features the songs "It Ain't Necessarily So" and "Summertime." For 10 points, name this American composer of the opera Porgy and Bess and Rhapsody in Blue.
This composer utilized bongos, claves, and gourds in his Cuban Overture, and like many of his other works, his F-major piano concerto was heavily influenced by jazz, blue, and ragtime melodies.
George {Gershwin}