Locals have bit back at the owner of an Italian restaurant , who took aim at residents by blaming them for its closure in a brutal parting shot. Don Ciccio shut its doors for the last time this week after six years with Marco Claudio Valente angry that his staff were left "humiliated" by empty dining rooms in affluent Highgate, north London . He launched a scathing swipe at people who failed to support the business, saying a day's total revenue would sometimes total just £40. The eatery faced