Also, from a technical point of view, as you're standing in front of a microphone all day, it's quite a good idea that I should play a laid back sort of character because if he was too frenetic, I'd be exhausted by lunch!
I have a friend in New York who's a stylist and I went over to her place because she's got a lot of clothes. I basically ended up wearing most of it. So it's all stuff that I brought over.