Why did eastenders den serve divorce papers Christmas day?

It seems you're asking about a specific scene from the British soap opera *EastEnders*. I don't have access to real-time information, including specific details about episodes of television shows.

To find out why the characters in EastEnders might have served divorce papers on Christmas Day, I recommend these resources:

* Check online episode guides and summaries: Websites like BBC iPlayer, Digital Spy, or Soap Opera Network may have summaries of past episodes.

* Search online forums or fan communities: Websites like Reddit or dedicated EastEnders forums often have discussions and spoilers about past episodes.

* Watch the episode itself: If you have access to the episode, watching it will be the best way to understand why the characters acted that way.

Please let me know if you have any other questions about EastEnders or other topics.