20170901_Chamber_Music_Day_040 by Sebastien Regnier, Tuesday, October 17th, 2017 Mackie's of Scotland sponsoring the National Chamber Music Day – which is Saturday 16th September – when there’ll be free concerts around Scotland. by Sebastien Regnier, Tuesday, October 17th, 2017 Mackie's of Scotland sponsoring the National Chamber Music Day – which is Saturday 16th September – when there’ll be free concerts around Scotland.