Related Clues:

• Part of a libretto
• An air from ''Aida''
• Musical number
• Composition
• Pons song
• Operatic song
• Opera highlight
• ''Celeste Aida,'' e.g.
• Callas selection
• *Opera ... coloratura ... 'Eri tu'
• Pavarotti specialty
• Pavarotti's solo
• Jigsaw unit
• "Summertime," e.g.
• Bocelli highlight