My Little Pony: Friendship Is Magic: Season 1, Episode 4 - ProjectFreeTV

1 - 4: Applebuck Season

When Applejacks brother is hurt, she volunteers to harvest all the apple trees in Ponyville all by herself. But when she doesn't accept any help from any other ponies due to being too prideful and stubborn, she becomes more and more tired throughout the day. Eventually, it starts to cause problems when she promises to help the other ponies with their chores too.