| 2022-05-21 09:02:59 | Rebel_O-Conner | Added link https://www.youtube.com/watch?v=NP0wn_R9pCs |
| 2022-05-20 20:25:21 | Rebel_O-Conner | Added screenshot |
| 2022-05-20 20:14:08 | Rebel_O-Conner | Added credit for Street Tuff on Happy Birthday Sphinx 50%: Text |
| 2022-05-20 20:13:50 | Rebel_O-Conner | Updated Axis's credit on Happy Birthday Sphinx 50%: Text, Other (Help) |
| 2022-05-20 20:13:21 | Rebel_O-Conner | Added credit for Kasmo on Happy Birthday Sphinx 50%: Text |
| 2022-05-20 20:10:30 | Rebel_O-Conner | Added credit for Graham on Happy Birthday Sphinx 50%: Text |
| 2022-05-20 20:10:13 | Rebel_O-Conner | Added credit for Axis on Happy Birthday Sphinx 50%: Text |
| 2022-05-20 20:01:41 | Rebel_O-Conner | Updated Yazoo's credit on Happy Birthday Sphinx 50%: Code, Graphics, Text, Other (Idea) |
| 2022-05-20 20:00:48 | Rebel_O-Conner | Added credit for Reyn Ouwehand on Happy Birthday Sphinx 50%: Music |
| 2022-05-20 20:00:07 | Rebel_O-Conner | Added credit for Yazoo on Happy Birthday Sphinx 50%: Code |
| 2019-02-16 16:41:48 | menace | Added Pouet link to ID 54375 |
| 2019-02-16 16:41:35 | menace | Added link http://csdb.dk/getinternalfile.php/84696/happy_birthday.d64 |
| 2019-02-16 16:41:24 | menace | Added link http://csdb.dk/release/?id=87793 |
| 2019-02-16 16:41:17 | menace | Added production 'Happy Birthday Sphinx 50%' |