Paul Gambaccini hosts radio's most challenging music quiz. Now in its 39th series, contestants from around the country have assembled to be tested on their knowledge of music from across the centuries, and across every genre.

This week contestants pick from topics including 'Vinyl And The Vietnam War', 'Together and apart - Diana Ross And The Supremes' and 'Paintings, Poetry And Performance Art In 20th Century Classical Music'.

Producer: Tom Du Croz

A BBC Studios Production for Radio 4