I have found another event which took place at the theatre involving pipers from the Black Watch Association Pipe Band.
It was Brigadoon by Lerner & Loewe. The show was put on by The Porthill Players Amateur Society and ran from Monday 22nd June to Saturday 27th June 1996.
Director: Andrew Talbot Choreographer: Michaleen Hilton Musical Director: Gwen Jones
Jonathan Fernyhough James Freeman Linda Slinn Tracey Hood Mark Hilton Amanda Robotham Bob Paterson John Stone Peter Cooke Danny Noyce Lisa Clarke Trevor Mountford Phil Bailey Andrew Tooth Ian Dutton Liz Owens Gary Edge
The solo piper played for the funeral in Act II, Scene 3: The Glen