It's him? Handy stares at the Doctor, surprised it's the same one whose face he ought to share. If there's another copy of him about like Daine said, the Doctor really should be from later on, and the later on Doctor he's met in Ponyville never said anything about additional duplicates.

He snorts indelicately, amused despite himself at the terrible joke. "You should see the others." He steps back to slide his head out from between the rails and look up at the Doctor properly...and finds he can't. Instead, his skull catches on each side just behind his ears with a very soft thump.