Share: Title:Monica - Knock Knock (Instrumental) Duration: 3:46 Plays: 194K views Published: 12 years ago Download MP3 Download MP4 Simillar Videos ▶️ 4:29 All Aboard!: A Tribute To Young Women Who've Passed Away. 194K views • 10 years ago ▶️ 0:16 Aaliyah Lifetime Movie Trailer (2014) 194K views • 10 years ago ▶️ 0:38 New Left Eye Documentary (preview) 194K views • 1 year ago ▶️ 0:42 Left Eye - No Scrubs (acapella) 194K views • 3 years ago ▶️ 2:49 Jireh Morris 2016 Montage (r.i.p.) 194K views • 3 years ago