They're the best--until they aren't.
Watch as these bffs turn into worst enemies in this hilarious collection!
This little girl and her giant Newfoundland will make your day brighterSebastian the Newfoundland and Sierra are best of friends and go on countless adventures together. Some of their adventures include, hide and seek, story time and Sebastian helping Sierra take a nap..
This koala and magpie are the best of friendsSource: Mosswood Wildlife