New York City Ballet after having produced works for Broadway. NYCB still has the largest repertoire by far of any American ballet company. It often stages 60 ballets or more in its winter and spring seasons at Lincoln Center each year, and 20 or more in its summer season in Saratoga Springs. City Ballet has performed "The Nutcracker", "Romeo and Juliet", "A Midsummer Night's Dream", and many more. City Ballet has trained and developed many great dancers since its formation. Many dancers with already developed reputations have also joined the ballet as principal dancers. In 1960, Balanchine mounted City Ballet's "Salute to Italy" with
New York City Ballet also occasionally accompanies other dance companies when they visit The David H. Koch Theater from other cities. These engagements have included the Australian Ballet in the spring of 2012, and the San Francisco Ballet in the fall of 2013. Over the decades the NYCB Orchestra has welcomed other noted orchestral musicians to collaborate on special performances. Included among this group was John Serry Sr., who served as the lead orchestral accordionist during the NYCB's 20th anniversary season in the premiere of Jacques d' Amboise's "Tchaikovsky Suite" (1969). Andrew Litton was appointed to the position on December 16, 2014, and started