`` Auld Lang Syne '' ( : note `` s '' rather than `` z '' ) is a Scots poem written by Robert Burns in 1788 and set to the tune of a traditional folk song ( Roud # 6294 ) .
`` Auld Lang Syne '' is a Scots poem written by Robert Burns in 1788 and set to the tune of a traditional folk song ( Roud # 6294 ) .