Knockin' Doorz Down is the second single off Pimp C

Pimp C

Chad Lamont Butler , better known by his stage name Pimp C, was an American rapper, singer, and producer...

's second album Pimpalation

Pimpalation

Pimpalation is the second solo album by Pimp C released on July 11, 2006."I'm Free," featuring a sample of Free Fallin' by Tom Petty, is the first single from the album. Rolling Stone voted the single one of the year's best, placing it at #80 on its Top 100 list...

. It features P.O.P. & Lil Keke. In the music video, directed by Benny Mathews

Benny Mathews

Benny Mathews aka Swami Dada is an international director who directed the films Dude, Where's the Party? and Santeria . When he is not directing independent films, he shoots music videos for Bone Thugs-n-Harmony, and notorious Houston hip hop artists such as Scarface and Bun B...

, the third verse is rapped by Pimp C instead of Lil Keke. Lil Flip, Mike Jones

Mike Jones (rapper)

Michael "Mike" Jones is an American southern rap artist, who initially was affiliated with the record label Swishahouse, then left to be the owner of Ice Age Entertainment....

, Trae

Trae

Frazier Thompson III, better known by his stage name Trae, is an American rapper from Houston, Texas. He is a part of the underground rap collective Screwed Up Click. Trae and Z-RO, along with Dougie D, are the founding members of the group Guerilla Maab...

, Bun B

Bun B

Bernard Freeman better known by his stage name Bun B, is an American rapper and was one half of the southern hip hop duo UGK . He is also a guest lecturer at Rice University located in Houston, Texas...

, & J. Prince also made cameo appearances. In the song, Pimp C raps about Houston's current status. He also tries to squash altercations with T.I.

T.I.

Clifford Joseph Harris, Jr. , better known by his stage name T.I., is an American rap artist, film and music producer, actor and author. He is also the founder and co-chief executive officer of Grand Hustle Records....

 for using the term 'King of the South' with his lyrics "If them niggaz come together you know how much paper we could see?". Houston hip hop artists Lil' Flip

Lil' Flip

Wesley Eric Weston, Jr. , better known by his stage name Lil' Flip, is a American multi-platinum hiphop artist best known for his singles Sunshine, "Game Over" and Rollin on 20's from the 2 Fast 2 Furious Soundtrack....

, Slim Thug

Slim Thug

Stayve Jerome Thomas , better known as Slim Thug, Boss Hogg or Thug Boss, is an American rapper. He gained mainstream attention for his contribution to the popular single from rapper Mike Jones, "Still Tippin'"....

, & Z-Ro

Z-Ro

Joseph Wayne McVey , better known by his stage name Z-Ro, is an American rapper, singer and producer from Houston, Texas. He was named one of America's most underrated rappers by the New York Times.-Early life:...

 are also mentioned. He also talked about how Paul Wall

Paul Wall

Paul Michael Slayton , better known by his stage name Paul Wall, is an American rapper. He is currently affiliated with Swishahouse Records, having released several albums under the label as well as...

 & Chamillionaire

Chamillionaire

Hakeem Seriki , better known by his stage name Chamillionaire, is an American rapper, record producer, and entrepreneur. He is the CEO of Chamillitary Entertainment. Chamillionaire is also the founder and an original member of The Color Changin' Click...

 breaking up and going separate ways. Moreover, he raps about Lil Keke and his new album with Swishahouse. The video is given a Godfather

The Godfather

The Godfather is a 1972 American epic crime film directed by Francis Ford Coppola, based on the 1969 novel by Mario Puzo. With a screenplay by Puzo, Coppola and an uncredited Robert Towne, the film stars Marlon Brando, Al Pacino, James Caan, Robert Duvall, Sterling Hayden, John Marley, Richard...

 theme. The video was not as popular as videos for songs like 'Pourin' Up', mainly because there are several displays of graphic violence. However, it was nominated for Best Video at the 2007 Ozone Magazine

Ozone Magazine

Ozone magazine is known as the southern voice for hip hop music. It represents the "dirty South".Ozone Magazine was founded in Orlando, Florida, in 2002. It has since expanded its reach nationally. In 2006 the magazine relocated its headquarters to Atlanta...

Awards.