Mary Ellen Matthews has photographed every host and musical guest for the show, broke building codes with Sarah Silverman and foisted hair spray on Donald Trump. She just wrote a book about it.

Costume designer Tom Broecker has been working at “Saturday Night Live” for more than 30 years. Like the show, he’s become an institution.

In honor of the 50th anniversary, IndieWire put together our picks for the 50 greatest “Saturday Night Live” sketches of the ...