Unfortunately, Moffat didn't tell Radio Times whether I should have some tissues ready before this episode. That said, we did get some minor plot details that will paint a picture of what to expect with this special,

Fans have already been treated to a glimpse of the special and a first-look image of the episode, which has been written by former Doctor Who showrunner Steven Moffat. But now, Moffat has teased some further details about what's to come in the new episode.

The 'Doctor Who' Christmas special is set in the "far, far future". Writer Steven Moffat has revealed the first details about the upcoming festive episode 'Joy to the World' which sees Nicola Coughlan in the title role,