| 2024-06-25 13:58:35 | menace | Added link https://files.scene.org/view/demos/groups/killers/happy_birthday.zip |
| 2020-01-14 17:30:02 | 100bit | Added links: https://www.pouet.net/prod.php?which=84595, http://csdb.dk/release/?id=83488 |
| 2020-01-14 17:28:53 | 100bit | Added credit for Davinci on Happy Birthday: Graphics (Charset) |
| 2020-01-14 17:28:23 | 100bit | Added credit for Valerian on Happy Birthday: Graphics |
| 2020-01-14 17:27:34 | 100bit | Added credit for Eliot on Happy Birthday: Graphics |
| 2020-01-14 17:27:21 | 100bit | Added credit for Hitman on Happy Birthday: Code, Text |
| 2020-01-14 17:27:11 | 100bit | Added tag 'birthday-present' |
| 2020-01-14 17:27:07 | 100bit | Added screenshot |
| 2020-01-14 17:26:47 | 100bit | Added production 'Happy Birthday' |