ticket - n. a piece of paper that allows you to see a show, participate in an event, or travel in a vehicle
stage manager - n. a person who is in charge of the stage, scenery, lighting, and other things, for a performance in a theater
pandemic - n. an occurrence in which a disease spreads very quickly and affects a large number of people over a wide area or throughout the world
opera - n. a kind of performance in which actors sing all or most of the words of a play with music performed by an orchestra