She was probably 'dolled up' because this was her job and you should try to look nice at work, especially when you aren't doing your job too well.

Come on people, you are missing the point of the show and the episodes. Harper was combative to Juliette from the start, professional jealousy maybe.. who knows, it doesn't matter. What matters is that in every case we saw where someone appeared to another as a 'guide', it was someone helpful from the past. Christian/Jack, Eko/Yemi, Shannon/Walt, locke/Walt, Sawyer/a pig (LOL haha)... but you see my point. Now Juliette gets Harper as her guide? What is the meaning of that... these are the questions we need be answering. I'm guessing Ben used Harper to make Juliette feel bad and do what she was told, but who knows if it was even Ben who sent Harper