Doctor Whosends off Thirteenth Doctor Jodie Whittaker, celebrates the BBC's 100th anniversary and looks toward the show's future in a chaotic centenary special that works better as emotional fan service than it does as a coherent story.
Let's put it this way: The Larkins is the sort of show that was made for very special holiday installments, and "The Larkins at Christmas" is everything viewers could have possibly asked for in that regard.