Everything is important, but there is a weight to these big or expected things and then there is the logistics of them and it's trying to find, while you worry about for instance the ballroom scene, how do you get 500 people to go to the loo in corsets and don't cost you an hour and how do you remember while you're organizing all that to take a breath and say, 'Well the scene is about all of that and it's about Prince hand on the small of Cinderella back as well' and we need time to do that properly as well.