Related Clues:

• ''Turandot'' solo
• Avant-garde
• Song for Callas
• "Summertime," for one
• Caruso solo
• Scotto solo
• Bravura solo
• A song for one
• Soprano's song, perhaps
• Piece for Pinza
• Covent Garden ear pleaser
• A Met number
• Diva's performance
• Met music
• ''Fidelio'' feature