Saturday Night Live had its thirtieth season on the 2004-2005 television season on NBC. The thirtieth season began on October 2, 2004 and ended on May 21, 2005 with 20 episodes in all.                                                                            　　Before the start of this season, Jimmy Fallon left the show. In the wake of his departure, Fred Armisen was promoted to repertory status, while Finesse Mitchell and Kenan Thompson remained featur...