Getting into promotional mode, Lauren Conrad appeared at the Barnes & Noble on 86th and Lexington in New York City on Tuesday (October 5). The 24-year-old looked adorable in a short white frock with lace hems as she posed for pictures before taking a seat to greet fans and sign copies of her two new books, Sugar and Spice and the Lauren Conrad Style Guide. Embarking on the Stateside tour ahead of filming duties for her just-announced reality TV gig, Miss Conrad's complete schedule following today's stop is as follows: Wednesday, October 6, 2010 at 4:30 pm Bookends, Ridgewood, NJ Friday, O...