Tourists visiting DK Oyster in Mykonos were shocked to discover a £688 charge for just two drinks, sparking outrage and complaints about overcharging. The couple from the United States expressed frustration at being billed $876 for beverages initially priced at 51 euros each. Despite negative reviews, DK Oyster's manager defended the pricing, emphasizing displayed menus and minimum consumption policies. The incident has reignited concerns over the restaurant's alleged history of overpricing, leading to ongoing disputes and warnings to potential patrons.