The Phantom of the Opera has made musical history on Broadway.
The production celebrated its 10,000th performance in New York City's theatre district.
The New York Times reported that 2011 was the show's highest-earning year.
The newspaper said the show made a record 1.5 million US dollars in its best week last year, in December, and has made 845 million US dollars overall.
The Andrew Lloyd Webber musical opened on Broadway on January 26 1988.
It is an adaptation of the French novel by Gaston Leroux.
The historic performance at the Majestic Theatre included a giant cake and special curtain call.