from source: “I talk to an animator for another show every once in a while, and one of the things he pointed out to me a while back was that the people working on a specific cartoon usually have a sort of “stigma” against actually being fans of it.
 
Once again FiM completely throws that idea out the window. Maybe it’s another reason why it’s so amazing?
 
The Applejack, Fluttershy, and Rarity all worked on season two doing layout/posing (Holding back my envy right now), and Pinkie Pie is friends with the Fluttershy (even more envy).
 
They also dragged someone along who dressed up as Spike. Apparently hes a professional break dancer or something! [link] “ - Tuesday, August 16, 2011, eqd, sethisto