Summary: A trickster-for-hire, known as the Tricky Expert, is hired to ruin the lives of a father and son by making them think that he's a part of the family. (imdb)

Poster submitted by Gauntlet

AKA: Jing gu jyun ga

Genres: Romance, Comedy

Country: Hong Kong

Directed By: Jing Wong

Written By: Jing Wong

Starring: Andy Lau, Stephen Chow, Charlie Cho, Pak-cheung Chan, John Ching, Hon Lam Baau

More information at the Internet Movie Database