Sensible stuff, Will Fly. Maybe his first step would be to try singing the song - with a blank sheet of paper on the stand in front of him! Retains the comfort blanket, hide-behind-the-stand element but exercises the memory...

Regards

p.s. By way of thread creep... I've seen many accordionists, in particular, who seem to use the instrument to keep an audience at bay! ;>)>