George Gershwin's iconic Rhapsody in Blue changed the landscape of American music at its 1924 premiere. Its irresistible fusion of classical and jazz has made it one of the most popular American concert works of all time. For thisnew edition all available sources at the Library of Congress were consulted, including full scores for piano and orchestra as well as two-piano reductions. This edition includes a second copy of the music, making it ideal for allconcerto settings. Historical background and critical notes on the sources provide a fascinating window into Gershwin's composition process.