Knock Knock Lyrics
| Song | Knock Knock |
| Artist | Add-2 |
| Artist | Sundown |
| Album | 9th Wonder Presents: Jamla Is the Squad (Deluxe Edition) |
YouTube Results (More on YouTube)
| Song | Knock Knock |
| Artist | Add-2 |
| Artist | Sundown |
| Album | 9th Wonder Presents: Jamla Is the Squad (Deluxe Edition) |