Related Clues:
- Met villains, often
- They appear in recital to sing
- Singers lower than sopranos
- Los ___ (city in Silicon Valley)
- Voices below mezzos
- Opera's Don Pedro and Don Pasquale, e.g
- Adele and Cher, e.g
- Cher and Sade, vocally
- Sade and Anita Baker, range-wise
- Principles I lowered for singers
- Key thus backfiring for singers
- Certain choir voices
- Those singing on the A line of vocal scores
- Women's chorus section
- Many pop soloists