Marie says: 'we sometimes open the curtains in the morning and catch sight of something - an amazing red glow on an October morning, perhaps - and you can't quite believe that we created this.'
One of his last times he saw the Headmaster was in a fierce one-to-one duel with Lord Voldemort, and Harry can't quite believe that Professor Dumbledore actually appear at the Dursleys' of all places.
To this day he still performs improv every Sunday at the Comedy Store, and insists – though I'm not quite sure I believe him – that anyone could learn how to do it if they practised enough.
I am sure all of you will have a wonderful time at Riverdance, just as so many millions around the world have done since the show began it's extraordinary journey in Dublin in 1995.