Betta Knock
Encyclopedia
"Betta Knock" is the second single by Playaz Circle
Playaz Circle
Playaz Circle is a rap duo signed to the Def Jam Recordings record label.-Biography:The duo was formed in 1997 by two childhood friends 2 Chainz and Dolla Boy in College Park, GA. They created the acronym Playaz which stands for Preparing Legal Assets for Years from A-Z...

 from their debut album Supply & Demand
Supply & Demand (Playaz Circle album)
Supply & Demand is the debut album by Atlanta duo Playaz Circle. The title of the album was believed to have been changed into "Pound 4 Pound", but in a recent interview Titi Boy confirmed the title to be "Supply & Demand". They released a single on iTunes called "Circle of Playaz", which featured...

. The song features Ludacris
Ludacris
Christopher Brian Bridges , better known by his stage name Ludacris, is an American rapper and actor. Along with his manager, Chaka Zulu, Ludacris is the co-founder of Disturbing tha Peace, an imprint distributed by Def Jam Recordings...

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