 The following year she made her debuts at the Teatro Lirico Giuseppe Verdi as Laura in "La Gioconda", the Teatro Dal Verme in Milan as Adalgisa in Vincenzo Bellini's "Norma", the Liceu in Ortrud in "Lohengrin", and Loretta in Alberto Franchetti's "Asrael" at the Teatro Regio in Turin.In 1892 Guerrini made her debut at La Scala as Adalagisa.At La Scala she created roles in several world premieres, including Afra in Alfredo Catalani's "La Wally" (1892) and Meg Page in "Falstaff" (1893).