When she goes out in public, Liz Hurley has to attract attention in anyway, usually by her attitude and her posh wardrobe. For example, last week, at the Cheltenham Festival, she was dressed in a eye-taking lilac coat. What was also keeping the attention of the public is that she was accompanied by her newly-single friend Trinny Woodall. But we all know that for Hollywood stars, the word friend is very relative. And that seemed to be the