Go and read it.
I threw my lesson plan out of the window and did exactly what Tom did, here are the replies: (click through for them all)
This caused great excitement and interest in the topic, and really helped us look in to the language and mathematics of describing chance.
This class have really been inspired with the idea of my network, I had to stop them spending the rest of the lesson bombarding you all with further questions! Bringing global connections into the classroom is a real attention grabber, and like it or not we are entertainers!
Nothing more to say – thanks Tom – a great idea, and thanks to everyone who contributed to the lesson.