I saw some cross-eyed people, I saw a man was so cross-eyed that when he cried tears ran down his back. I saw a man, Bill, with his eyes so near the top of his head, when he get ready to see he had to pull off his hat - Sonny Boy Williamson on cross-eyed people
Thanks for the good words, Simon and Stuart. I figured out that way of doing "Stewball" when I was about 19. That's getting to be a while ago! All best, Johnm