BEHIND THE SCENES: CUE CARDS Cue cards (visible at left during taping of the “The Dumper,” with Victoria Jackson and Christopher Walken) are a big part of the show. “It's a live show, and [tele]prompters do break down,” explained SNL cue-card head Wally Feresten. ... YOU START ON TUESDAY MORNING, AND THEN ON FRIDAY YOU'RE DOING DRESS REHEARSALS WITH 10 SKITS.