The six-time Tony winner has had an unforeseen scheduling change.
Menzel broke onto the charts this year with her hit single "Let It Go" from the Disney animated musical Frozen.
The world premiere musical features a book by Itamar Moses with music and lyrics by Michael Friedman.
Sky-Pony's rock concerts are described as part performance art, part theatrical event.
This contemporary concept album addresses issues of faith and doubt.
The cast heads into the recording studio to preserve the score on the PS Classics label.
The concert special will also air on PBS.
Broadway creatives take listeners behind the music on their cast albums in a new Ghostlight series.
The show will be presented by Bill and Dorothy Berloni.