“Sales have doubled,” said Eom Hang-ki, 65, owner of Sky Pizza in southern Seoul, a nondescript 10-seat restaurant and takeaway where the poor Kim family scheme to infiltrate another member into the wealthy Park household. “Yesterday, the pizza machine broke down due to an overload of orders.

“It was special, touching, and heartwarming when they won the awards,” she added.

Customer Go Jin-kyu, 37, said visiting the pizza shop made him “proud as a fellow South Korean”.

“I’ve only visited restaurants from big pizza franchises before, so coming here to the film location is really special.”