Jim DiamondJim Diamond was an acclaimed Scottish singer-songwriter, world-renowned for his incredibly powerful, soaring falsetto and soulful vocal delivery. Emerging from Glasgow, he first achieved major commercial success in 1982 as the frontman of the synth-pop trio Ph.D., scoring a massive international hit with the classic anthem “I Won’t Let You Down”. Launching a stellar solo career in 1984, Diamond instantly topped the UK charts with his definitive, heart-wrenching ballad “I Should Have Known Better”. He secured another major chart-topper in 1986 with “Hi Ho Silver”, the memorable theme tune for the television series Boon.