Big Apple
"The Big Apple" was popularized as a name for New York City by John J. Fitz Gerald in a number of horse-racing articles for the "New York Morning Telegraph" in the 1920s. The earliest of these was a casual reference on 3rd May, 1921:
New York Philharmonic
The New York Philharmonic, officially the Philharmonic-Symphony Society of New York, Inc., globally known as New York Philharmonic Orchestra (NYPO) or New York Philharmonic-Symphony Orchestra, is a symphony orchestra based in New York City. It is one of the leading American orchestras popularly referred to as the "Big Five". The Philharmonic's home is David Geffen Hall, located in New York's Lincoln Center for the Performing Arts.