| Clue | Source | Date |
|---|---|---|
| Lock of hair flattened onto the face | ||
| Feature of Betty Boop's hair | Premier Sunday | 01 May 2022 |
| Superman sports one | Wall Street Journal | 03 Mar 2018 |
| Superman feature | Wall Street Journal | 08 Nov 2017 |
| Greaser's haircut | ||
| Betty Boop trademark | ||
| Superman feature | ||
| Cheek-hugging ringlet | ||
| Superman feature | ||
| Feature of Betty Boop's hairdo | ||
| Betty Boop feature | ||
| Hairdo | ||
| Greaser's haircut |