I guess Gentlemen Broncos director Jared Hess has made some videos during the film production on how weird they can get on set. In the video below Hess gets all silly with actor Sam Rockwell as they are messing around in front of a green screen.

Video #2 takes place On the set of Gentlemen Broncos, Jemaine Clement (Flight of the Conchords) talks about the similarities between his character Ronald Chevalier and director Jared Hess.