How Long Has This Been Going On Lyrics
| Song | How Long Has This Been Going On |
| Artist | Sarah Vaughan |
| Album | Sarah Vaughan Sings George Gershwin, The Complete Sessions (Remastered Version) (Doxy Collection) |
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| Song | How Long Has This Been Going On |
| Artist | Sarah Vaughan |
| Album | Sarah Vaughan Sings George Gershwin, The Complete Sessions (Remastered Version) (Doxy Collection) |