In the late 1980s British jazz boom, classically-trained pianist Rebello made his mark, finding himself in the company of players such as Steve Williamson and Courtney Pine. They and their cohorts redrew the benchmarks of jazz excellence with a virtuosity that silenced lesser players daring to call themselves jazz musicians.

The film sidestepped the easy, light viewing sensibility that can bedevil this sort of material, to deliver ninety weighty minutes of insightful statistics, compelling acuity, bitter honesty and some comic relief.

A list of the world's richest lead singers has been revealed, with the wealthiest boasting an estimated personal fortune of $795.2 million (£497 mill...