. >> designer domenico dolce and stefano gabbana listen when anna speaks. >> she give to us many, manydvice about my job. >> what sort of ideas does she discuss with you? >> the new color, or maybe we are insecure about some clothes, she will advise, yes or no. >> and the devil's own designer, miuccia prada. her name will always be attached to prada because of the devil wears prada. has that affected your business in any way, positive or negative? >> of course, it made the name of prada very famous, even more if necessary, and her also. >> when she drops in on a designer, it is make-or-break time. >> and it goes with a belt. >> nicolas ghesquiere of balenciaga is anxious to please. >> light. >> yeah, i'm trying. >> do you keep her in mind when you're working on a new collection? >> there is always a moment when you question if anna will like it or not, for sure. i think any designer who says the contrary would lie. >> john galliano, who designs for dior, who some might think needs a better tailor, calls wintour his fairy godmother. >> oh, my goodness, in all my success--i mean, without