Related Clues:

• Drama at La Scala
• ''Lulu'' or ''Norma''
• 'William Tell,' e.g.
• Verdi forte
• -
• What to try to make of this puzzle?
• 'Tosca,' e.g.
• What the fat lady sings?
• Loon's lack
• ''Fidelio'' for one
• Have a gut feeling
• Simpleton's lack
• It may be light or grand
• Brainpower
• ''Fidelio'' is one