Making another stop on her cross-country book tour, Lauren Conrad was front and center at The Grove shopping Center in Los Angeles, CA on Friday night (October 8). Donning a beautiful blue frock, the former "Hills" hottie posed for pictures before signing copies of her two new books, Sugar And Spice and the Lauren Conrad Style Guide, at Barnes & Noble. Along with her book press obligations, LC also recently released a fun-filled PSA meant to direct all of the "fashion f***ups out there". Advising men to steer clear of tight, shiny pants and saying that kitten heels are a no-no for all lad...