It's such a shame that the full episode isn't on Youtube anymore. Christmas Day 2006 was Emmerdale at it's absolute best and I loved, "Who Killed Tom King?" At the time it was a ground breaking storyline with all the interaction online, clues being revealed, and the 11 different endings you could watch. Emmerdale hasn't been the same without Tom, Matthew and Carl...
https://www.youtube.com/watch?v=kuFhu3vnbFU
https://www.youtube.com/watch?v=kuFhu3vnbFU