Sangstream is an Edinburgh-based Scots folk choir led by Corrina Hewat, the well-known composer, harper and singer. Sangstream has been singing Scots traditional and contemporary songs in harmony for 20 years. Drinkers and Thinkers " The Scottish Enlightenment is a concert of music and song from alehouses, clubs and salons of the Scottish Enlightenment. Many of the songs were written by names still famous today: Tannahill, Burns, Lady Nairne and others. Exploring their range of material from the humorous to the poignant, Sangstream will entertain and "enlighten" with the music of the period.