The Occasionals - The Orcadian Strip The Willow 

David Ross/Granny MacLeod/Caileach An Dudain/The Final Fling
The Occasionals are:
Freeland Barbour (accordion)
Mairi Campbell (fiddle, viola)
Malcolm Jones (guitar, dobro)
Kevin MacLeod (tenor banjo, mandolin, octave mandolin, guitar)
Neil MacMillan (piano, double bass)
Gus Millar (drums)
From the album "Back In Step - The Complete Scottish Ceilidh Dance, Vol. 2"