Celtic Connections review: Loudon Wainwright III & Karan Casey, Glasgow Royal Concert Hall

WHILE the third Loudon Wainwright’s mature oeuvre has mined and artistically refined everything contained in the lines, “If families didn’t break apart/I suppose there’d be no need for art” (from a 2012 album track, one of a few numbers here where the veteran verbal maestro/guitarist enjoyed a shot on the Concert Hall’s Steinway grand), his two late namesakes, father and grandfather, have loomed increasingly large.