Related Clues:
- Low female singers
- Some chorus members
- High choir voices
- Felipe's felines
- Some choir boys?
- Choral singers
- Los __: city near San Jose
- Soloists in Mahler's Symphony #3
- Treble clef singers
- Some glee clubbers
- Lowest female singing voices
- Perhaps invoices with a slot
- Note how deep these girls get
- There's nothing in the last that makes them so low, by the sound of them
- Those low-down women, by the sound of them