All Songs
- 1 Knock Three Times Chicago
- 2 Knock Three Times Dj Aligator Project
- 3 Knock three times Enya
- 4 Knock Three Times Diana Ross & The Supremes
- 5 Knock U Down Neil Young
- 6 Knock U Out Tori amos
- 7 Knock U Out Jay-Z
- 8 Knock Um Dead Tara Kemp
- 9 Knock You Down Jonas Brothers
- 10 Knock You Down r. kelly
- 11 Knock you down onerepublic
- 12 Knock You Down Sabaton
- 13 Knock You Down CHINGY
- 14 Knock You Down akon
- 15 Knock You Down Backstreet Boys/S.N.Y.K.O.
- 16 Knock You Down
- 17 Knock You Down (Feat. Kanye West & Ne-Yo) Dream Theater
- 18 Knock You Down (feat. Kanye West and Ne-Yo) Lenny Kravitz
- 19 Knock You Down (Feat. Ne-Yo, Keri Hilson) Joe Walsh
- 20 Knock You Down [Ft. Kanye West, Ne-Yo] Edith Piaf
- 21 Knock You Down Feat. Kanye West and Ne-Yo Tori amos
- 22 Knock You Down Featuring Kanye West & Ne-Yo La Arrolladora Banda el Limón/Rene Camacho
- 23 Knock You Down Ft. Kanye West & Ne-Yo Dead Prez
- 24 Knock You Out Jonas Brothers
- 25 Knock You Out Smiths
- 26 Knock You Out (Feat Emily Haines) Alice in chains
- 27 Knock You Out (Feat. Emily Haines) E
- 28 Knock You Out (feat. Emily Haines) Blake Shelton
- 29 Knock You Out (Ft. Emily Haines) La Rocca
- 30 Knock Yourself Out Imx
- 31 Knock Yourself Out scorpions
- 32 Knock-Down Drag-Out Kiss
- 33 knock-down, drag-out Children of bodom
- 34 Knock, Knock Destiny's child
- 35 Knock, Knock P.y.t.
- 36 Knock, Knock Killing Joke
- 37 Knockatomi Plaza (feat. Side Effect) Building 429
- 38 Knocked Out Guns 'n Roses
- 39 Knocked Out (Pettibone 12″) George Strait
- 40 Knocked Up Donovan Frankenreiter
- 41 Knocked Up (Kings Of Leon Cover)
- 42 Knockers Helloween
- 43 Knockin Oli.P
- 44 Knockin At The Door Mercedes Sosa
- 45 Knockin Doorz Down feat. POP & Lil’ KeKe akon
- 46 Knockin on Heaven’s Door The Killers
- 47 Knockin on Heaven’s Door
- 48 Knockin On Heaven’s Door MADONNA
- 49 knockin on heavens door The rolling stones
- 50 Knockin On Heavens Door Kylie Minogue