Watch Online Free on Watchseries. In celebration of its 100th anniversary in 1983, the Metropolitan Opera hosts a four-hour performance uniting some of the world's most spellbinding opera singers and conductors. The event includes a ballet from Samson et Dalila and boasts incredible classical performances from Kathleen Battle, Plácido Domingo, Jose Carerras, Leonard Bernstein, Marilyn Horne, Leona Mitchell, Luciano Pavarotti and many more.