 Despite his success on appeal, he sold his chain to Kennedy's RKO and Warner Bros. After the incident, Pringle withdrew from show business.Later, the story circulated that Pringle implicated Kennedy in a deathbed confession in the throes of evident cyanide poisoning soon after the trial.This alleged incident is described in Ronald Kessler's biography of Kennedy, "Sins of the Father", as well as Kenneth Anger's "Hollywood Babylon II".