Matt Baker: A Triple Back Somersault, Nuremberg Pork Allergy Disaster, and Sunken Cities with Dr Peter Campbell

Matt Baker - TV royalty, now knee-deep in mud - turns up straight off the train from Durham and gets sniffed out and confesses to the Great Nuremberg Pork Allergy Incident.

We're joined by underwater archaeologist Dr Peter Campbell for this week's themed deep-dive, Sunken Cities, and Matt is put through a bruising round of What Is the Velcro Singing?

1:20 Unfinished Business

3:29 Enter Matt Baker, Show Mascot

3:52 The Swiss Army Taser

5:02 Max the Cab Driver's Horse-and-Cart Trivia

8:22 Sarah the AI Bot Profiles Matt Baker

11:12 Gymnastics, Ballet

12:13 Attempting the Crab (Slipped Disc Warning)

14:08 Blue Peter, Meg the Sheepdog and the "Stolen" Dog

16:46 The Nuremberg Donkey and the Pork Allergy Origin Story

18:59 Every Blue Peter Presenter Ever