Many thanks to Cudarunner for reminding me of Paul Thorn. I saw him at a festival a number of years ago and was left with this in my head for a long, long time after. :)
https://www.youtube.com/watch?v=NnKM9XApswI
And as far as I know he's the only musician I've ever seen who has gone toe to toe with Roberto Duran...
https://www.youtube.com/watch?v=-7zkwNOD2I8