Internet star MightyDuck and his sister show what being brother and sister is all about. If you grew up with a brother or a sister, than you will love this hilarious compilation video.
Mocking affection, spying on one another, tattle-taling, or just flat out getting on one another’s nerves: MightyDuck and his sister demonstrate sibling love in all its many forms.
If you grew up with a sibling than you probably can relate to the hijinks these two get up to. Ah, there is no rivalry like a sibling rivalry!