Two by Two is a fast-paced swirl through the dancing scene in L.A., where Leonardo DiCaprio has been known to swing at The Derby and Sandra Bullock salsas at El Floridita. Eve Babitz, a writer known for her hip, off-the-cuff, idiosyncratic style, spends two years of her life, ruins nine pairs of shoes, and goes through countless dance partners learning to appreciate and master all the hot dances from foxtrot and two-step to lindy, tango, salsa, and...