How Long Has This Been Going On? Lyrics
| Song | How Long Has This Been Going On? |
| Artist | Greg Minnick |
| Artist | Lauren Carter |
| Album | The Gershwin Project |
YouTube Results (More on YouTube)
| Song | How Long Has This Been Going On? |
| Artist | Greg Minnick |
| Artist | Lauren Carter |
| Album | The Gershwin Project |