La pietra del paragone La pietra del paragone La pietra del paragone (The Touchstone) is an opera, or melodramma giocoso, in two acts by Gioachino Rossini, to an original Italian libretto by Luigi Romanelli. "La pietra del paragone" was first performed at La Scala, Milan, on 26 September 1812. It was the composer's first commission from a major opera house and was an instant success, being performed 53 times during its first season. Napoleon's Viceroy in Milan, Eugène de Beauharnais, was so impressed by the opera that he wrote to the Minister of the Interior, "You will kindly arrange for Maestro Joachin Rossini to
Rudy La Scala certification in Venezuela. La Scala produced "The Witch", Ambar's second album in 1980; the same year he also produced "Que Nota" for the singer Stella. In 1983, an album written and produced by La Scala, and performed by Arturo Vázquez was released. The theme song for the 1985 soap opera "Cristal", "Mi Vida Eres Tú", was written and performed by La Scala. "Cristal" and the song became very successful in Latin America and Spain. The song was included in La Scala's album "Volvamos a Vivir", which peaked at number two in the "Billboard" Latin Pop Albums chart in United States.