All Weekend: Go rogue at the Renegade Craft Fair.
Saturday: Jam on your bike at the Bicycle Music Festival. While on your bike, take a lovely Social Justice Mural Ride with ThinkWalks. Celebrate Indonesia at the 17th Annual Indonesian Day Celebration at Union Square. Fashion Galore at the Exploratorium. Let's go fly a kite at the Berkeley Kite Festival. Relive the Roaring '20s and experience music, art, sand, swimming, etc. at Sand By the Ton in Oakland. We recommend that you not literally crawl at the 4th Annual Polk Village Pub Crawl.
Sunday: Bring the whole family to Out Side Art and watch local artists complete a Mural started by Banksy, along with an eclectic variety of DJs. Hippies unite at Jerry Day 2010 at McLaren Park, and Rickie Lee Jones will be at Stern Grove, with local singer/songwriter Meklit Hadero opening.