A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Emanuel Ax introduces the program as Anna Polonsky looks on at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Emanuel Ax introduces the program as Anna Polonsky looks on at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Emanuel Ax (left) and Anna Polonsky (right) performing in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Emanuel Ax (left) and Anna Polonsky (right) performing with Orion Weiss turning the page of the score in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Emanuel Ax intrudecing the next piece with Orion Weiss (left) looking on performing in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Orion Weiss (left and Emanuel Ax (right) performing with Anna Polonsky turning the page of the score in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Orion Weiss (left and Emanuel Ax (right) performing in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Orion Weiss (left and Emanuel Ax (right) performing with Anna Polonsky turning the page of the score in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Orion Weiss (left and Emanuel Ax (right) performing with Anna Polonsky turning the page of the score in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Orion Weiss (left) and Emanuel Ax (right) after performing in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Anna Polonsky (left) and Orion Weiss (right) performing in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Anna Polonsky (left) and Orion Weiss (right) as Emanuel Ax turning the page of the score performing in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Anna Polonsky (left) and Orion Weiss (right) performing in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Anna Polonsky (left) and Orion Weiss (right) performing as Emanuel Ax looks on in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Anna Polonsky (left) and Orion Weiss (right) performing in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Anna Polonsky (left) and Orion Weiss (right) performing in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Anna Polonsky (left) and Orion Weiss (right) as Emanuel Ax turning the page of the score performing in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman

A Little Night Music featuring Emmanuel Ax at Lincoln Center

New York, New York - July 29, 2015: Emanuel Ax (left), Orion Weiss (center) and Anna Polonsky (right) after performing in concert at the Kaplan Playhouse , Lincoln Center. Part of the Mostly Mozart Festival. Credit: Robert Altman