help please!!! next week I am heading to San Francisco for a little trip...i'm tagging along w/ my brother b/c he has a conference there. I have no agenda but would love any tips on what i should do...cool shops, antique/thrift spots, good food, a tour i should check out, anything you would like to offer, i'd love it!! btw, did you see this amazing dinner party....how freaking cool!!!!