| Clue | Source | Date |
|---|---|---|
| In 1940s America, what term was particularly applied to ardent female teenage fans of Frank Sinatra? (5-6) | ||
| Cop's jumping obstacles for US teenagers | ||
| Early Sinatra fans | USA Today | 31 Jul 2015 |
| Early Frank Sinatra fans | Universal | 10 Feb 2015 |
| Early Sinatra fans | ||
| Early Frank Sinatra fans | ||
| Hop participants |