Irving Caesar Lyricist and publisher New York City, July 4, 1895; New York City, December 17, 1996. One of the leading lyricists of the 1920s and 1930s, Caesar collaborated with George Gershwin (cowriting Gershwin’s hit “Swanee” ), Vincent Youmans, Victor Herbert, Sigmund Romberg, Rudolf Friml, Ray Henderson, Cliff Friend, Roger Wolfe Kahn, and Gerald Marks. Following his first major hit, “Swanee” (1919), he and Gershwin came up with “I Was So Young (You Were So Beautiful).” “Yankee Doodle…