A MET Event is an event held by the Metropolitan OPERA, which is a major OPERA company based in New York City. It is one of the leading OPERA companies in the world and has been in operation since 1883. The MET Event is an annual event that features performances from some of the world's best OPERA singers and musicians. The event typically takes place in the spring and is attended by thousands of people. The term OPERA is a five-letter word that is used to describe this type of event.