The New York Philharmonic performing at the current incarnation of Avery Fisher Hall in January 2011. Chris Lee/courtesy of the New York Philharmonic hide caption

itoggle caption Chris Lee/courtesy of the New York Philharmonic

After years of waiting, the Kennedy Center has a new symphonic organ replacing its old Filene organ. The $2 million project will culminate in the organ's debut on Nov. 27. William Neil (left), the National Symphony Orchestra organist, speaks with NSO Assistant Conductor Ankush Kumar Bahl (center) during the organ's test with the orchestra on Oct. 18. Kainaz Amaria/NPR hide caption

itoggle caption Kainaz Amaria/NPR

Does This Guy Matter? Conductor Leonard Bernstein during rehearsal with the Cincinnati Symphony at Carnegie Hall in 1977. James Garrett/New York Daily News via Getty Images hide caption

itoggle caption James Garrett/New York Daily News via Getty Images

Korean rapper PSY is responsible for the song Gangam Style, whose flashy and humorous video has brought K-pop to new ears. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

Chopin, whose Ballade No. 1 in g minor is one of the "musical moments" that inspired a New York Times series. Hulton Archive/Getty Images hide caption

itoggle caption Hulton Archive/Getty Images

Drummer Pete La Roca plays during the May 19, 1965 recording session for his album Basra. Francis Wolff/Mosaic Images/Corbis hide caption

itoggle caption Francis Wolff/Mosaic Images/Corbis