Mild season-four spoilers follow, but yes: the Downton Abbey Christmas special will involve a trip to see the queen. Lady Rose (the new Sybil) will apparently be "presented" at Buckingham Palace, meaning the whole Crawley family will descend upon London — at which point Cora's American brother, played by Paul Giamatti, will arrive to embarrass them. (Shirley MacLaine will be back, too.) While we are on the subject, here is what Paul Giamatti looks like in Downton attire:
That is a snazzy coat. See you at Christmas!