An idiotic audience member’s smartphone alarm brought the entire New York Philharmonic to a halt Tuesday night in front of more than 2,700 stunned concertgoers at Avery Fisher Hall.

Philharmonic conductor and music director Alan Gilbert was forced to stop a performance of Mahler’s Ninth Symphony. During the last movement of the monumental and emotional 82-minute work, an iPhone ringtone went off in the front row.

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