Though they co-star in this film, Ice Cube and Common were the center of a long and vicious feud in their Rap careers during the 1990's. It was rumored that Louis Farrakhan was consulted to bring about peace between the two men.
Second feature movie to star Nicki Minaj and a former Young Money band mate. Her first film was Ice Age: Continental Drift where her co-star was Drake. Her co-star in this film is Tyga. Unlike Ice Age, where her character shares scenes with Drake's character, she shares no scenes with Tyga's character.
When arguing with his wife, Ice Cube says the F-word once. When he pushes everything off of his barber table, he says "Damn", but he is mouthing the F-word again. This second F-word was dubbed over to obtain a PG-13 rating.
The trivia items below may give away important plot points.
During the post-credits scene, when Eddie does Barack Obama's hair and leaves a patch in his head is similar to what Calvin's cousin Kenard (Kenan Thompson) does to Alderman Brown (Robert Wisdom) in Barbershop II (2004) and what Jimmy does to the little boy in Barbershop (2002).