| registrazioni |
|---|
| 1937-12-01 | When We're Alone (Penthouse Serenade) | | Harry James and His Orchestra | ?:?? |
| 1944-05-02 | When We’re Alone (Penthouse Serenade) | strumentale | Eddie Heywood and His Orchestra | 4:40 |
| 1946-08-19 | Penthouse Serenade (When We’re Alone) | | Teddy Wilson Octet | 3:13 |
| 2015-04 – 2015-05 | Penthouse Steakhouse (When We’re Alone) | | Gary Lucas’ Fleischerei feat. Sarah Stiles | 5:13 |
| Penthouse Serenade | | Erroll Garner | 3:02 |
| Penthouse Serenade (When We're Alone) | | Dolores Gray | 3:00 |
| Penthouse Serenade (When We're Alone) | strumentale | Erroll Garner | 3:00 |
| Penthouse Serenade (When We’re Alone) | cover | Tony Bennett | 6:15 |
