This is when Mirvish theatres will reopen in Toronto Stay in the loop Sign up for our free email newsletter. Unsubscribe anytime or contact us for details. While seeing a live musical inside a theatre with countless other audience members may seem like an unrealistic dream in the era of COVID-19, an announcement from Mirvish this morning revealed that it will eventually be possible once again. In a letter sent to subscribers Monday morning, David Mirvish said the news of two tested and successful vaccines is extremely promising, adding that "with other vaccines at the end of their trial periods, we will be in a very good position for our world to return to its pre-pandemic safety."