Demand so high it crashed the ticketing website. Frustrated crowds queued up for hours past their scheduled viewing time – which they can arrange only after tickets have been purchased. Angry patrons treating innocent security staff so badly that the latter are threatening to strike. But a Louvre spokesperson says, “We should be happy to see that crowds can also show up for an Old Masters exhibition, and not just for contemporary shows.” (Yes, what a surprise that must have been for the museum that houses the Mona Lisa.)