Well, it lauds a Highlander... in the language of the Lowlands. And the language of the tall tale, to boot.
"Far kent for his joukery-pawkery" I would recast into "Well-known for his bedroom athletics."
He seems to have followed that Scottish church view that church organs -- "kists o' whustles" -- were too papish entirely. The history of the Church of Scotland is full of interesting little dramas. There was a preacher who was duly determined to celebrate according to the newest revision of the prayerbook -- and hollowed out a large Bible to hold a brace of pistols to back his argument. If I remember, the pistols came out at an appropriate juncture, but no parishioner actually got shot.
Looks like he's not sheltering his head under a copy of the Kilmarnock Standard, but under a
Kilmarnock bonnet.
The alphabetized
Scots Dictionary oughtta help.