This week the complete films of Jacques Tati was released on blu-ray and DVD. You cannot study the history of film comedy and not know about Tati. He had a marvelous sense of humor, and a unique style of comedy. Here is an excellent analysis of some of his work.
PlayTime: Anatomy of a Gag from Criterion Collection on Vimeo.
I also recommend this post from Criterion films for further reading.
This is not a fail video, despite the graphic. The boys response to falling is priceless. If he broke down crying it would be much less funny. It is the survival of the spirit that makes great comedy.
Here is some terrific animation that is pure physical comedy. Funny and short.
Wake Up Call from Kevin Jackson on Vimeo.
This is a great video about the characters in Big Hero 6. Each character simply enters and sits in a chair. By having them do the same thing, it is clear how different they are, and what is on their minds.
Ricky Gervais on the radio describing what he learned from Laurel and Hardy, and how he uses it in his work.