Graciela Rivera year she made her operatic debut as Rosina in "The Barber of Seville" by Gioachino Rossini at the New Orleans Opera. In December 1951, she became the first Puerto Rican to sing a lead role at the New York Metropolitan Opera as Lucia in the production of Lucia di Lammermoor. She earned accolades for her performance from critics around the world. In 1953, Rivera was proclaimed "Citizen of the Year" by the City of New York. In 1954 Rivera was featured as a guest singer in Name That Tune, and later that year, at an instance of Your Show of
Gioachino Rossini was in many of its incidents an anticipation of those presented to the world a few years later in Sir Walter Scott's "Kenilworth". The opera was the first in which Rossini wrote out the ornaments of the arias instead of leaving them to the fancy of the singers, and also the first in which the "secco" recitative was replaced by a recitative accompanied by a string quartet. Rossini's most famous opera was produced on 20 February 1816, at the Teatro Argentina in Rome. The libretto, a version of Beaumarchais' stage play "Le Barbier de Séville", was newly written by Cesare