At the centre, he was chaperoned by a "buddy" - a former heroin addict. He was also accompanied by Mark Dyer, a family friend, who was initially unaware that he was taking the young Prince to a rehabilitation centre. Senior aides to Prince Charles hope that the public and the media will look upon Prince Harry's admission and potential drug problem "sympathetically". One official said: "Unfortunately, this is something that many parents have to go through at one time or another."