In Disney’s The Lion King, the wise lion Mufasa sits atop a rock crag with his heir, the cub Simba, looking down on the Serengeti below. “Everything the light touches,” Mufasa instructs, “is our kingdom.” A similar scene plays out in countless law firms each year, when newly admitted attorneys are trained on the boundaries of the attorney-client privilege, a realm of communication protected from disclosure to outsiders. The California Supreme Court recently cast a shadow over this privilege, however, calling into question the extent to which it applies to one of the most common forms of attorney-client communication: an attorney’s bill.