Hit News Online have confirmed the last two episodes to be included the upcoming Season Fifteen US DVD debut release.
It was previously revealed by Movies Unlimited that Merry Christmas, Thomas! was to include Tree Trouble and Surprise, Surprise but didn't refer to the other two episodes.
In a press release, Hit confirmed that Let it Snow and Percy the Snowman will indeed be part of the release.
Also joined is a DVD extra in the form of The Christmas Gift Matching Game while On Demand and Digital Download viewers get the bonus episode, Buzzy Bees.
Merry Christmas, Thomas! hits US DVD shelves, On Demand and Digital Download on October 11th 2011.