Christopher Guest, Eugene Levy, Catherine O'Hara, Harry Shearer and Parker Posey Consider This by Jay S. Jacobs Working on the outskirts of the Hollywood movie community, actor-writer-director Christopher Guest has put together the most consistently funny troupe in films. Specializing in improvisational movies – many which are hilarious turns on documentaries – Guest has made some of the great comedies of the last twenty-five years.  It all started when he and his partners Ha