Jake Kanter International TV Editor(Press Association) Johnny Depp is a “remarkable man” when he is “clean and sober” but the “other side of him was a monster,” Amber Heard has told the High Court.In her fourth day in the witness box in her ex-husband’s libel case against The Sun newspaper, the Aquaman actress said she had been “so in love” with Depp and had “always held out hope” that he would get clean.The court has heard that in a series of text messages to her mother Paige in March 2013,