Related Clues:

• Wagner's ''Prize Song,'' e.g.
• Operatic performance
• 72 Down piece
• Tenor's solo
• Classical singer's selection
• ''Tosca'' solo
• 'Votre toast,' for one
• ''Macbeth'' excerpt
• Solo by Sills
• ''Otello'' piece
• 45-across selection
• Classical opus
• Song for 63 Across
• Operatic number
• ''Messiah'' melody