| Answer | Crossword Clue |
|---|---|
| LALAS | What people sing when they don't know the words |
| MAKEITUP | What some do when they don't know the answer |
| UNISON | What singers sing in when they don't harmonize |
| LAS | Things sung when you don't know the words |
| HUM | What you can do if you don't know the words |
