(CNN) — Fifty years ago, weeks before the premiere of the show that would become “Saturday Night Live,” Chevy Chase had a camera test. NBC execs wanted to see how the untested cast of the late-night ...

Add Yahoo as a preferred source to see more of our stories on Google. Chevy Chase, seen here with Gilda Radner as Emily Litella. - NBC/Getty Images Fifty years ago, weeks before the premiere of the ...