Directed by , the music video premiered on March 12, 2009.
The song remains one of Keri Hilson's most significant commercial achievements: Knock You Down (feat Kanye West & Ne Yo) Sin...
: It reached #3 on the Billboard Hot 100 and topped the Hot R&B/Hip-Hop Songs chart in the U.S.. Internationally, it hit #1 in New Zealand and reached the top five in the UK and Ireland. Directed by , the music video premiered on March 12, 2009
: As of April 2011, the single had sold over 2.1 million digital copies in the United States. : As of April 2011, the single had sold over 2
: Originally written by Hilson and produced by Danja , the song evolved when Ne-Yo requested to write and perform the second verse. Kanye West later joined the project after expressing interest in collaborating on Hilson's debut album.
: It is set in the key of G minor with a moderate R&B groove and features electronic tones, "stabbing" synths, and a thumping bass-beat. Chart Performance and Accolades
