Sorry for the shameless plug for my cugines, but I know there is a huge SF audience here, and my cousins really are an amazing act...check em before they get too big, especially if their genre is what you're into:
http://www.goldstar.com/events/san-francisco-ca/will-and-anthony-nunziata
http://www.goldstar.com/events/san-francisco-ca/will-and-anthony-nunziata
