Dennis Perkins

Crossroads moment came as the show faltered after original producer Lorne Michaels' departure.

Seven-year-old 'E.T.' star was youngest host in show's history.

Comedian committed to the bit in 1982.

'SNL' and Olympics legend pushed breakfast of champions in 1977.

Arnold Schwarzenegger's 1987 dystopian satire takes sledgehammer approach to future games.

Gilda Radner's 'Weekend Update' reporter goes off-topic and makes a lasting impression.

Former cast member returned to host less than two months before he died.

Irish singer's action sparked immediate outrage.

'Saturday Night Live' sketch had quickly became a hit with audiences, if not Fred Rogers himself.

Classic show premiered in September 1982 to little fanfare and even fewer viewers.