The musical is one of only three in Broadway history to reach this milestone.
The production played last year at New York's Theatre for a New Audience.
Michelle Obama will host the event on July 18.
Broadway stars will take theater fans behind the scenes of their prolific careers.
Panelists including actors Michael Pennington and Scott Shepherd will discuss the Shakespearean trend of our current theater season.
The pair looks back on the show that launched Broadway into the national and international spotlight — for better or worse.
The former CEO of the Walt Disney Company received a warm Broadway welcome on Monday night.
The high-flying musical will end its run in 2014.
The production is slated to become the fourth-longest-running show on Broadway.