Jon Mark has been played on NTS shows including Aaron Angell, with Blues For Hobbits first played on 11 December 2021.

Jon Mark (born John Michael Burchell in Falmouth on 8 May 1943) is a British singer-songwriter and guitarist, best known for co-founding Mark-Almond and for his recordings with Marianne Faithfull, Sweet Thursday, and John Mayall. He received a Grammy in 2004.

His first recording was using his given name when he and a former schoolmate, Alun Davies(later of Cat Stevens' band), recorded, as a duo, an album entitled Relax Your Mind, on Decca Records. Both travelled extensively throughout the UK, and France, busking until…