Just as “Saturday Night Live” celebrates its 50th season on the air, Jason Reitman’s “Saturday Night” is hits theaters, chronicling the humble beginnings of the legendary late-night sketch show. Premiering in 1975, “NBC’s Saturday Night” featured eight original cast members dubbed the “Not Ready for Prime-Time Players”: Chevy Chase, Gilda Radner, Dan Aykroyd, John Belushi, […]