Great Comet's Denée Benton, Grace McLean, Lucas Steele Join Josh Groban for BroadwayCon by Adam Hetrick

Josh Groban and the cast of the immersive, electro-pop musical Natasha, Pierre and the Great Comet of 1812 will take part in a MainStage panel event.

SOURCE: Playbill at 04:56PM on December 6, 2016

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