This is Gerald Hannon’s sixth season with Toronto Opera Repertoire, the organization that gave him his first solo chance on the operatic stage. In previous years he has sung the Sacristan in Puccini’s Tosca, Frank in Strauss’s Die Fledermaus, Schaunard in Puccini’s La Boheme, Leporello in Mozart’s Don Giovanni, Sharpless in Puccini’s Madame Butterfly, Dr. Bartolo in Rossini’s The Barber of Seville and Dr. Dulcamara in Donizetti’s L’Elisir d’Amore.