Aprile Millo Special Verdi Prize Award in Barcelona (1979), and the Geraldine Farrar Award (1980). After leaving the San Diego Opera, Millo sang her first major role, the title role of Verdi's "Aida", with Utah Opera in January 1980. She returned to Utah Opera in early 1981 to perform the role of Santuzza in Mascagni's "Cavalleria Rusticana". Millo moved to New York City and auditioned for the New York City Opera where her Father had sung from 1942–1946 and was offered a contract with several roles. The Metropolitan Opera also offered the young singer at 22 years old, to become a member
Sonia Theodoridou Corinna in "Il viaggio à Reims", Giulietta in "I Capuleti e i Montecchi", the title role in "Maria Stuarda", Cleopatra in "Giulio Cesare", Jenny in "Mahagonny" and Santuzza in "Cavalleria Rusticana". She has released two operatic CDs. Theodoridou has said in interviews that she enjoys singing the work of Jacques Brel, Kurt Weill, Manos Hadjidakis, Mikis Theodorakis and Édith Piaf as much as she enjoys opera. In 2010 she and her husband (conductor Theodore Orfanidis) created "Orchestra Mobile", an orchestra composed of renowned European musicians who can play in every city literally at once. In April 2011, she organised and