This is a tender, generous movie that likes its characters and presents them as real people, full of flaws and strengths.

The best films of this genre always show a path and provide a takeaway for being a better person.

Unshakable, witty and deeply felt, the film will be paying emotional dividends for a long, long time.

It's simply great fun, a winsome film and an occasionally over-the-top luxury fantasy that never flags.