My Little Pony: Friendship Is Magic (2010)

S7E3 A Flurry of Emotions

Twilight Sparkle has organized an action-filled day, but she also agrees to babysit her niece, Flurry Heart. With Flurry in tow, Twilight finds it challenging to uphold her title of "The Best Aunt Ever" while trying to prevent her niece from getting into mischief!