It's funny watching the elements come together in this complicated scam. On one hand, the set-up isn't quite as complex as it seems, but there's an easy sense of fun in every exchange.

In truth, there is barely enough story here to make a film.

The joyful confection is coated in a sparkly gloss, bright enough to gleam from the darkest, most cynical corners.

It is an exhilarating, distressing, funny and profound film, with one of the more memorable film scores in years,