http://en.wikipedia.org/wiki/Bruce_Lee, filmography#documentaries,
http://www.youtube.com/watch?v=8oqMNCA2AoE,
http://en.wikipedia.org/wiki/Bruce_Lee:_The_Curse_of_the_Dragon,
http://en.wikipedia.org/wiki/Bruce_Lee#Films,
Way_of_the_Dragon 1972 http://www.youtube.com/watch?v=rIWf9ghLF98,
http://en.wikipedia.org/wiki/Game_of_Death_1978,
http://www.guardian.co.uk/film/2012/jul/19/i-am-bruce-lee-review,
http://paranormal-intersection.blogspot.ca/2012/11/bruce-lee-legacy.html
Bruce Lee happened to die on July-20, 1973.
http://www.halexandria.org/dward366.htm
Of course, people can die on any day of the year.
http://www.youtube.com/watch?v=c-JECln4Ikk
http://en.wikipedia.org/wiki/Apollo_11#Landing July 20, 1969.
http://news.nationalgeographic.com/news/2009/07/090721-apollo-11-moonlanding-1969.html
July 20 has strong symbolic resonance for some people & the Apollo_11#Lunar_ascent happened on that key day.
http://paranormal-intersection.blogspot.ca/2012/10/the-shining-of-kubricks-odyssey.html