| Artist | : | She was singing “All of Me” — then John Legend appeared |
| Title | : | Knowledge |
| Duration | : | 36 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | She was singing “All of Me” — then John Legend appeared |
| Title | : | Knowledge |
| Duration | : | 36 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |