That every time he plays barred G (taking the stress to be on the middle syllable of guitarist, though there is another way of reading the line that also works)
I've realised something profound [Rosie, Raak] There was a limerick on one of these sites long ago where I rhymed Llanelli with "pallor most "delli". 'Course, in that case, the rhyme was perfect, but was only an approximation to the pronunciation of the English word -- a subtle difference from Raak's case. I'm half Welsh, so I can pronounce Llanelli half decently.