My Little Pony: Friendship Is Magic S8 · EP22
What Lies Beneath
8.2 · 2010 · Animation,Comedy,Sci-Fi & Fantasy,Kids · ~22m
The students of Twilight's School of Friendship are cramming for "History of Magic in Equestria" exam in the school library when they discover a part of the school that no pony else knows about. When they decide to do some exploring they end up learning much more than they bargained for.
