La serva padrona
The quarrel broke out on August 1, 1752, when Eustacchio Bambini's Italian touring company arrived in Paris to give performances of intermezzi and opera buffa. They opened with a performance of Pergolesi's "La serva padrona" ("The Servant Turned Mistress"). This work had been given in Paris before (in 1746) without attracting any attention. But this time it was performed at the Royal Academy of