It might be standard fare for siblings to hook up in George R.R. Martin's universe, but former Game of Thrones star Sophie Turner has expressed how she and her old on-screen brother, Kit Harington, were dry-heaving on set after their recent reunion in the upcoming horror, The Dreadful, which houses their first on-screen kiss together.

Here's why Sophie Turner says she and her former "Game of Thrones" co-star Kit Harington were "genuinely gagging and retching" on the set of their new movie “The Dreadful.”