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. Stephen Chow, Andy Lau, Rosamund Kwan, Chingmy Yau, Ng Man-tat, Waise Lee, Wong Jing Added on Disney 2023-01-04. Added on Netflix 2019-12-31. Youtube Trailer