Related Clues:

• 'Tosca' tune
• 'Song of the Golden Calf,' e.g.
• Rod
• Met highlight
• Portion
• Morsel
• Mozart's 'Il mio tesoro,' e.g.
• Song for Carmen
• Coloratura's piece
• 'Vissi d'arte,' e.g.
• Gun
• Diva's big moment
• Slice
• Strains at Covent Garden
• Heater