A blackout across much of midtown Manhattan and part of the Upper West Side knocked out power to more than 45,000 customers for more than two hours on Saturday evening, Con Edison said. Several cast members from the show put on an impromptu performance in the street outside the theater for disappointed audience members.
The outage occurred on the 42nd anniversary of a NY blackout that crippled almost the entire city during a heat wave on July 13, 1977.
The electricity cuts come on the anniversary of a massive power failure in 1977 that plunged the NY skyline into darkness and triggered widespread looting and arson.
Hearst media group producer, Derek Turner, also took to Twitter to share a picture of a man directing traffic after the street lights went out.
Power was not restored until the next day.
One New Yorker claimed "the world was ending".
Some shows like "Frozen" were among the Broadway shows to announce it had canceled performances. At first she thought something happened at Trump International Hotel and Tower, she said.
New York State Governor Andrew Cuomo said he was sending 100 State Police officers and some National Guard troops to the city to help with traffic control.
The AMC Lincoln Square 13 movie theater on the Upper West Side was evacuated.
City Council Speaker Corey Johnson wrote on Twitter that the ConEd substation on the West Side had a "major disturbance" and that the utility was working on fixing it.
Mayor Bill de Blasio, who was campaigning for president in Iowa, said it appears the outage was the result of a mechanical problem in the electrical grid.
Businesses have been left without electricity, elevators stuck and subway cars stalled. "It sounds like it is addressable in a reasonable amount of time".
"We were stuck for about 75 minutes", Jeff O'Malley, 57, told Reuters news agency.
'Several stations are now without power and are being bypassed by all trains, ' it posted on Twitter.