The Puccini challenge

Last March, the Opéra de Montréal invited subway users to a sing'along to learn and sing Puccini's humming chorus. Some 100 people joined in... 

At the same occasion, the Opéra de Montréal launched the Puccini challenge to all opera houses in the world: who will gather the most important popular opera chorus in a public place? #doitinpublic