Welcome to this week's Doctor Who's Day roundup, a cosmic collection of Whovian stuff and nonsense from the past week on the web. And this week we begin with "The Return of Doctor Mysterio," Sunday's Doctor Who Christmas special. It's really super, man!

To support the first new Doctor Who episode in 12 months, Steven Moffat revealed a love of superheroes:

https://www.youtube.com/watch?v=KznVArogpQY

And Peter Capaldi talked about the "fun" of Superman:

https://www.youtube.com/watch?v=ohzafnYnQtc

There were facts galore:

https://twitter.com/anglophenia/status/813406153745072128

And pictures too:

A tour of the 'New York' set:

https://www.youtube.com/watch?v=WcVTsH9CUus

The Doctor at work:

https://www.instagram.com/p/BOhHiQzDFVb/

Here's how the cast enjoyed it:

https://twitter.com/bbcdoctorwho/status/812995070802526209

And Doctor Who: The Fan Show gathered up some instant reactions:

https://www.youtube.com/watch?v=QM7EqdxuCEM

Speaking of fans:

https://twitter.com/BBCOne/status/813078369927450624

And of course there's a comic book!

Here's what else has been going on in space and time this week:

• The Doctor wished everyone a merry Christmas:

https://www.youtube.com/watch?v=ItiD--V_w1Q

• Christel Dee and Luke Spillane answer fan questions:

https://www.youtube.com/watch?v=CMcfv8yD6Yw

• Things got emojional:

https://twitter.com/bbcdoctorwho/status/811542397134000128

• We can prepare for the arrival of Bill with this fact file:

https://twitter.com/bbcdoctorwho/status/813384901496082432

• But ultimately this is what it's all about now... Series 10 is ON THE WAY:

[bbca_video_embed media_id="841264195537" video_id="841264195537"]

TTFN, and Happy New Year!