Related Clues:

• Type of ticket
• Sagacity
• ''Ernani'' or ''Orfeo''
• Musical drama
• Where to hear an aria
• ''Nixon in China,'' for example
• ''Pagliacci,'' e.g.
• Musical melodrama
• House work?
• Stock exchange worker
• ''The Barber of Seville,'' e.g.
• Kiri Te Kanawa's milieu
• Ring part
• ''Aida'' or ''Tosca''
• Works