Related Clues:

• Massenet offering
• Kathleen Battle's bag
• Butterfly locale?
• Opera staple
• Covent Garden event
• Musical show
• Beethoven wrote one
• "Faust," for one
• Rossini work
• Song of "Salome"
• Gig for Domingo
• Phantom's locale
• Flagstad's field
• Type of song
• "Flower Song," e.g.