Ms. Jacobson’s hugely popular book, Hollywood Haunted is a fascinating trip through 100 years of some of Tinseltown’s most notorious haunts, including Errol Flynn and Ricky Nelson’s spooky Mulholland Drive home, Universal Studio’s haunted “Phantom of the Opera” sound stage, legendary mobster-owned Sunset Blvd. nightclub “CIRO’S” (now “The Comedy Store”)