(Credit: Sim Canetty Clarke/ Christina Raphaelle) Gerald Finley and Susan Bullock are two world-class artists who have performed at all the major opera stages the world over. Collectively, they have appeared at The Metropolitan Opera, the English National Opera, the Royal Opera House Covent Garden, Wiener Staatsoper, Canadian Opera Company, Carnegie Hall, Opera North, La Scala, Sydney Opera, La Monnaie, {…}