The fifth season of Saturday Night Live, an American sketch comedy series, originally aired in the United States on NBC between October 13, 1979, and May 24, 1980. 　　John Belushi and Dan Aykroyd left the show at the end of the fourth season, leaving a void in the cast that most fans thought would be the beginning of the end of the late-night sketch show. 　　To keep the show going, L... (展開全部)