lemondrizzle it's Michael Row The Boat ashore and it became SO popular that a hymn was set to it!!
Peter Paul and Mary sang it and I think The Highwaymen. It was an American Civil War spiritual and thank you for reminding me; I have been humming it ever since I saw your post 
Wes Streeting announces we have 1,000 days to prepare for war.
Karl Bushby, finally due to complete his 28 year journey home.
