Simon Cowell can’t stand untidiness. He says it distracts him, drives him nuts. ‘When I walked into this house, I literally arrived with my belongings in a suitcase. One suitcase,’ he says.

‘I’m not nostalgic about things. I hate belongings. I hate clutter. It really bothers me because I can’t think properly. If you’ve got distractions in front of you, your mind goes nuts.