| Answer | Crossword Clue |
|---|---|
| OCTETTE | Merger of two singing groups. |
| OCTET | Merger of two barbershop groups |
| SEXTETS | Singing groups |
| OCTETS | Singing groups. |
| TRIOS | Singing groups. |
| CHOIRS | Singing groups |
| CHOIRS | Singing groups. |
| TRIOS | Singing groups |
| SEPTETS | Singing groups |
| OCTETS | Singing groups |
| GLEECLUBS | Singing groups |
| TRIOS | Small singing groups |
| DUOS | Some singing groups |
| OCTETS | Some singing groups |
| TRIOS | Some singing groups |
