A picture made for The Strange Paradox of Applejack story.
Here is the author’s synopsis:
Hello again, here with a new illustration …
This illustration is for the episode 4 fanfic “The Strange Paradox of Applejack”, where the doctor, derpy and Princess Luna are kidnapped by a group of rebels ponies, The Doctor. sends you applejack the tardis when the original mane look to that blue telephone booth, can not contain his disbelief …. until they themselves fall into the tardis, and so is the laughter become …. wonder and awe.