Almost at Fifty Percent Lyrics
| Song | Almost at Fifty Percent |
| Artist | Aperture Science Psychoacoustics Laboratory |
| Album | Portal 2 (Songs to Test By) (Volume 2) |
YouTube Results (More on YouTube)
| Song | Almost at Fifty Percent |
| Artist | Aperture Science Psychoacoustics Laboratory |
| Album | Portal 2 (Songs to Test By) (Volume 2) |