 She had to cross-dress to be in the film.Music tracks featured in "CJ7" include "Masterpiece" and "I Like Chopin" by Gazebo and "Sunny" by Boney M.

References to Chow's other films are made during some scenes, particularly during Dicky's dream sequence.These references include Dicky using his super sneakers to kick a soccer ball into the goal, which subsequently collapses (referencing "Shaolin Soccer") and Dicky flying into the sky with his sneakers, jumping from the head of an eagle, seeing CJ7's shape as a cloud and using the Buddha's Palm, (referencing "Kung Fu Hustle").