‘One day, the Japanese camp commandant said he had generals coming to visit and that he wanted me to do some magic. He asked what I would need for a trick. I requested an egg. He wrote out a chitty and told me to take it to the cook house. The cook asked me how many I wanted, so I asked for 50. I went straight back to the hut and we had a 49-egg omelette, saving just one for the trick…