Lucia di Lammermoor, Act I: Tu sei turbato! (Normanno, Enrico, Raimondo) - Song by Gaetano Donizetti, Enzo Sordello, Maria Callas, Guiseppe Campora, Nicola Moscona, Thelma Votipka, Paul Franke, James McCracken, New York Metropolitan Opera Chorus, Metropolitan Opera Orchestra, Fausto Cleva