The Deadline Team (Press Association) Johnny Depp’s memory of his “disgraceful conduct” towards Amber Heard is “so severely impaired by drug use” that he may not have been aware of the extent of his “violence and terrifying behaviour,” the High Court has heard.Lawyers for The Sun newspaper said there is a “wealth of evidence” to support Heard’s allegations of domestic violence by Depp, which paints a picture of the actor as “a hopeless addict who repeatedly lost his self-control and all ability