Andrew Mountbatten-Windsor's strange drinking habit reportedly freaked out Queen Elizabeth II. According to Robert Hardman's new book, Elizabeth II, the former Duke of York's "childlike tendencies" deeply concerned his mother. "He never drank alcohol and always stuck to room-temperature water," the author wrote in a passage obtained by HELLO!. Andrew Mountbatten-Windsor and Queen Elizabeth II during Royal Ascot in 2013. By: MEGA "Fair enough, but I once asked him why and he answered like a child: 'I tasted it once when I was a teenager and I didn't like it.