Welp she has a terrible fashion sense, but she has being inspiration for fashion show in the top of my head I remember Britney and her teenage self was in the collage for Louis Vuitton SS 2011.
I'll say a 6~
8.
Most of the time when people see paparazzi picture of her, she's just running around, doing errands etc. so I don't expect her to be really dressed up then, but when she actually applies herself, she looks bomb.