By: Sarah Blaskovich A visit from spiky-haired Food Network chef Guy Fieri comes with a spiky secret. No restaurateur filmed for an episode of Diners, Drive-Ins and Dives is allowed to tell anyone during the several months while Food Network's TV production crew readies days of footage into a segment for the show. The rumors about where Fieri and his red 1968 Camaro convertible might've been seen don't matter. Restaurateurs can't tell. To read the original article, click here.