Building a treehouse is a big project. But when your mommies are there to help you, there's nothing that can stop you! When one boy sets out to build the treehouse of his dreams, there's so much to consider – from finding the perfect tree to drawing up the plans. There are certainly challenges along the way, and a lot of spilled paint! But one thing is for sure – he won't go too far wrong with his two mommies to support him.