Laconic / My Little Pony: Friendship Is Magic S2 E7 "May the Best Pet Win!"

Rainbow Dash decides she needs a pet, and holds a competition to decide which pet will be hers. May the best pet win!
The starting line is HERE.

http://tvtropes.org/pmwiki/pmwiki.php/Laconic/MyLittlePonyFriendshipIsMagicS2E7MayTheBestPetWin