| Title | Air 1 (t) |
| Short Title | Fool's Opera, 1731 |
| Page | 1 |
| Genre | BA |
| Country | E |
| Instruments | VO |
| Incipit | //33/321//22/234//343//212 |
| Indicated Tune | Joan's Placket (it) |
| First Line | Since all the world's turn'd upside down (fl) |
| Stress Notes | 332232 |
| Intervals | -2,-2,2,2,2,-2,2,-2,-2,-2,2, |
| Key Signature | Bb |
| Time Signature | 6/4 |
| Do | F |
| Date | 1731 |
| Number | R80.1 |