Related Clues:

• Callas' specialty
• 15-Down specialty
• Mozart composition
• Met number
• High point at the Met
• 'Turan-dot tune'
• Diva's lines
• Song for "Aida"
• Opera offering
• Air in an opera
• Leontyne Price piece
• Andrea Bocelli album
• Met offering
• "D'amor sull'ali rosee," e.g.
• Operatic air