| Clue | Source | Date |
|---|---|---|
| "Turn that frown upside down" | LA Times Daily | 21 Aug 2025 |
| Express happiness | Universal | 15 Jan 2024 |
| Fail to hide one's amusement, and what 17-, 27- and 44-Across each do | Universal | 13 Oct 2023 |
| Reluctantly grin | Thomas Joseph | 08 Jun 2021 |
| *Begin to grin | Wall Street Journal | 02 Jan 2019 |
| *Begin to grin | ||
| Begin to grin | USA Today | 05 Oct 2018 |
| Begin to grin | ||
| Begin to grin | ||
| Begin to grin | ||
| Grin slightly | ||
| Begin to grin | ||
| Damage the Mona Lisa? |