| Artist name | Roles | Recordings |
|---|---|---|
| Adele (UK soul/jazz singer) | ||
| Christina Aguilera |
| Artist name | Roles | Recordings |
|---|---|---|
| Adele (UK soul/jazz singer) | ||
| Christina Aguilera |
| Artist name | Roles | Recordings |
|---|---|---|
| Adele | engineer, producer, piano, synthesizer | Love in the Dark |
| Christina Aguilera | producer | Bound to You |