Gypsy opened at Broadway Theater in NYC for 702 performances.
Source
Grease The Musical first opened at the Eden Theatre in Manhattan, New York.
The Long Parliament ordered all theaters to close in London, including The Globe Theatre, which was once partly owned by William Shakespeare.
Euridice, the oldest-surviving opera, premiered in Florence, Italy.
Beethoven premiered Fidelio in Vienna, Austria, which was his only opera.
The second Theatre Royal, Covent Garden in London, opened.