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· Radiohead, Sigur Ros, and ballet? Shell out for "Split Sides" at the Ahmanson Theater and discover just how much artistic pretension can be stuffed into a leotard.
· The ArcLight screens Rock School, the documentary on the real-life School of Rock. If you want Jack Black in Angus Young-style schoolboy pants, you're going to have to Netflix the fictional version.
· Music round-up: The Caesars escape the blessing/curse of their iPod ads at the Troubadour; The Pixies at the Wiltern; Out Hud at Spaceland.