Welcome to this week's Doctor Who's Day roundup, a terrifying trick-or-treat candy bag of sweet Whovian delights from the past week in social media and across the internet.

And as it is Halloween, we begin this week with a roundup of the exceptional fan costumes and artwork all gathered together under the hashtag #Wholloween.

Christel Dee led the charge, with her TARDIS headband:

https://www.youtube.com/watch?v=PULbxFrNK40

On that note, here's how to make your own Ood mask:

https://www.youtube.com/watch?v=qtIidmzSCP0

Or the clockwork droids from "The Girl in the Fireplace"

https://www.youtube.com/watch?v=8EkWM3sIpEQ

See? It works beautifully:

https://twitter.com/thechosennut/status/925003851912036352

The fan art is suitably astonishing:

https://twitter.com/sophiecowdrey/status/925278343561449473

https://twitter.com/JeffGrampus76/status/924953338352979968

https://twitter.com/emsmem/status/925281046098337792

As is this incredible balloon Angel:

https://twitter.com/PhileasFlash/status/925107708126048256

Time Lords are at large:

https://twitter.com/TJMundell/status/924650382453862400

https://twitter.com/cielamisseh/status/923943262473326592

Did someone call for a Doctor?

https://twitter.com/JasonMBray/status/923998915158069249

https://twitter.com/annabelle_tiare/status/925286072250073089

https://twitter.com/LeeRobertsRox/status/923943482116280320

https://twitter.com/DasMampfmonster/status/924268057626906624

River Song reborn:

https://twitter.com/deadlightsgirl/status/924038280458522624

Someone is going to have a lot of leftover candy:

https://twitter.com/bmax67/status/923947801788153856

Whovian pumpkins abound:

https://twitter.com/Tannim13/status/925206460413378560

https://twitter.com/DiogenesOracle/status/924691070041997315

https://twitter.com/Rivers2ndWife/status/925221164955422720

https://twitter.com/SpeakGeekTees/status/924069812430622720

And above all else, there's this gif:

https://twitter.com/Augustus709/status/925157093585358848

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

• The Eighth Doctor is fighting the Time War:

https://www.youtube.com/watch?v=dr79guN2CXs

• A speedily made LEGO tribute to the Thirteenth Doctor and friends:

https://twitter.com/BillyTreacy93/status/924220909954662400

• A Doctor Who / Stranger Things crossover:

https://twitter.com/james_blowers_/status/924334278384738305

• There's a new fan-fiction challenge from Mixital:

https://twitter.com/mixital/status/922915124289007618

• Just in time for Christmas! (Part 1):

https://twitter.com/Andydrewz/status/925106442104983552

• The Tenth Doctor is BACK!

https://twitter.com/David_Tennant/status/924943615125749760

https://twitter.com/_Art_By_Steve_/status/925050099654373376

• Mr Huffle has his own fan art now:

https://twitter.com/bck1402/status/923524516315148289

• The Doctor and Amy and Rory... and Amy:

https://twitter.com/anglophenia/status/925045933297098752

• The reconfigured Fourth Doctor adventure "Shada" has a new cover:

• Speaking of whom, who fancies a knitting challenge?

https://twitter.com/mental_floss/status/924990030409551875

• Oh and look who he's run into now...

https://twitter.com/bigfinish/status/924946060438622208

• A three-way fan-art mashup:

https://twitter.com/_Art_By_Steve_/status/925157493491359744

• Matt Smith appeared at a Doctor Who convention stand and no one knew who he was:

https://twitter.com/RadioTimes/status/925041546759729153

• On the twelfth Doctor of Christmas, my true love gave to meeeee...

https://twitter.com/LeightonNoyes/status/925276421953605632

• Just in time for Christmas! (Part 2):

https://twitter.com/Andydrewz/status/924924835247083521

• A superb Third Doctor fan poster:

https://twitter.com/frameofmymind/status/923797453828079617

• In the depths of Assassin's Creed Origins, a familiar shape emerges:

https://www.youtube.com/watch?v=Prsx3pdVIik

• And to finish this week on a suitably thrilling note, here's the opening credits to the fan-made film Doctor Who Velocity, which is worth it for the music alone:

https://www.youtube.com/watch?v=omP2rNfqH5U

TTFN!