sentences:  He is further known for his portrayals of Clark W. Griswold in five "National Lampoon's Vacation" films and Irwin "Fletch" Fletcher in "Fletch" (1985) and its sequel "Fletch Lives" (1989).Other prominent titles include "Caddyshack" (1980), "Seems Like Old Times" (1980), "Spies Like Us" (1985), "Three Amigos" (1986), "Orange County" (2002), and "Hot Tub Time Machine" (2010).He has hosted the Academy Awards twice (1987 and 1988) and briefly had his own late-night talk show, "The Chevy Chase Show" (1993).