There is an underlying story about a lazy son who knows some kung fu but mostly fakes it to show off. After being exposed he does good by improving his skills to the point where he can finally knock down his kung fu master father.
1993
1980
2000
1998
1975
2001
1969
2022
1989
2002
2013
2020
2014
2012
1982
2008
2005
2003
