| Artist name | Roles | Recordings |
|---|---|---|
| Katherine Jenkins | ||
| Michael Bublé | ||
| Avenged Sevenfold |
| Artist name | Roles | Recordings |
|---|---|---|
| Katherine Jenkins | ||
| Michael Bublé | ||
| Avenged Sevenfold |
| Artist name | Roles | Recordings |
|---|---|---|
| Katherine Jenkins | chorus master | Angel, Bring Me to Life, Who Wants to Live Forever |
| Michael Bublé | vocal | Crazy Love, Some Kind of Wonderful |
| Avenged Sevenfold | vocal | Higher |