PHOTOGRAPHY BY BRIDGET BARRETT t's easy to see why the character Carrie Bradshaw in the ground-breaking series "Sex in the City" loves Oscar de la Renta fashions. Frilly, feminine, soft, glamorous and, of course, sexy describe his fall collection for 2004. Patrons and benefactors of the Detroit Institute of Arts Under The Stars Gala XXV previewed de la Renta's fashions in the museum's Rivera Court present- ed by Saks Fifth Avenue. Fancy trim- mings are key features for fall. Even tweedy business suits have a dose of femininity when paired with a flouncy skirt or a shag trim. Then, there are the show-stopping feathers paired with I 0 • AUGUST 2004 • PLATINUM