| 2023-01-11 21:55:24 | 100bit | Added credit for Billy The Kid on Zine 11: Text |
| 2020-08-13 10:35:13 | menace | Added credit for Billy The Kid on Abnormalia 2: Text |
| 2019-02-03 12:39:24 | 100bit | Added Billy The Kid as a member of Scrooge |
| 2019-02-03 12:39:08 | 100bit | Added Billy The Kid as a member of Grace |
| 2014-09-26 02:47:26 | dipswitch | Set real name |
| 2014-09-26 02:47:17 | dipswitch | Edited notes |
| 2014-09-26 02:47:13 | dipswitch | Set location to Melzo, Provincia di Milano, Lombardy, Italy |
| 2014-09-26 02:30:16 | dipswitch | Added credit for Billy The Kid on Freedom Crack 10: Text |
| 2013-05-08 06:07:54 | menace | Added Billy The Kid as a member of Skandal |
| 2013-05-07 15:58:26 | SoLO | Updated Billy The Kid's credit on Tangentopoli: Code (Final Part), Graphics |
| 2013-05-07 15:56:52 | SoLO | Added credit for Billy The Kid on Tangentopoli: Code (Final Part) |