Laconic / My Little Pony: Friendship Is Magic S2 E6 "The Cutie Pox"

Apple Bloom learns that there are no shortcuts.
"We have to get to the unabridged version! Hurry!"

http://tvtropes.org/pmwiki/pmwiki.php/Laconic/MyLittlePonyFriendshipIsMagicS2E6TheCutiePox