'What kind of a Surgeon's Assistant are you?' I said to my girlfriend, as we left the house. 'I'm not a Surgeon's Assistant,' she said, as she handed me the keys. 'Hence why I don't have a scalpel.' 'Fair point,' said I, as we trotted merrily on our way to Sainsburys. On the way to Sainsburys, we came upon a junction. A junction with a sign. A sign upon a signpost, attached to which were three other signs, which gave distances and directions to various places. But the sign which our eyes had alighted upon read thus... [ Live Surgery! 2 Miles! This Way! ] 'Live Surgery?' said I. '2 miles?' 'Curious,' said my girlfriend.