A Tai Chi master must teach his son how to kick some serious butt, after the son is bullied by a karate master.

Huang Xiaoming
as Ki Fung

Sammo Hung Kam-bo
as Dragon Ki

Timmy Hung Tin-ming
as Robert

Richard Ng Yiu-hon
as

Ellis Tang
as Laura

Carl Ng Ka-lung
as Cheng Fu Keung

Liang Jin
as Wang Yin

Bobby Leung
as

Priscilla Ku
as Susanna

Bryan Leung Kar-yan
as