Rod Demick may be best-known as a top sideman, serving with such talent as Screaming Lord Sutch, Dr. John, The Strawbs and the David Essex Band. Herbie Armstrong has had a similarly long career, playing with Van Morrison and film composer Mark Isham, co-founding the band Fox, and even entering Britain’s Got Talent as a contestant. But Demick and Armstrong have shared a long association, dating back to their days in the clubs of Belfast where they played alongside Morrison and his early band,