All Peter's wigs are hand-made using human hair, so they look as real as possible. This also makes them very expensive-between US$4500 and US$12500 each! He knows he's done a good job when people don't realise the star of the film is wearing a wig. So he was pleased when one newspaper said that Nicole kidman had dyed her hair dark brown for a film. 'It was a wig and no one knew,' he says.