‘Cats,’ ‘Phantom’ and ‘Les Miz’ musicals briefly reunite in New York

Three musicals that once ruled Broadway are briefly sharing New York again, though none has returned in its original form.

Since “Les Misérables: The Arena Concert Spectacular” opened at Radio City Music Hall on July 23, it has played alongside “Cats: The Jellicle Ball” on Broadway and “Masquerade,” the immersive