Three Little Birds opens with a blast of joy. The sun is shining, the sea is blue and the air is full of the sound of goodbyes. It’s in 1957 and thousands of hopefuls are setting sail from Jamaica to London in the hopes of bettering their lives. As a jaunty trumpet tune starts up, the island recedes from view.
Smash cut to Britain: it’s grey, it’s miserable and it’s about as far from the promised land as anyone could imagine.