Director Alfred Hitchcock, left, leans toward actor James Stewart, center at FILMEX: Los Angeles Film Exposition in 1976. AFI FEST 2006 presented by Audi celebrates 20 years and honors its LA precursor, FILMEX. Related events include the 24 Hour Movie Marathon (November 11, Noon) and Peter Bogdanovich performing his one-man show, "Sacred Monsters" (November 9, 7:00 PM).