CeeLo Green stops by the recording studio treehouse to spontaneously lay down a track with Pete. Wait until you see Pete dance and sing!

Pete and CeeLo discuss Goodie Mob.

Pete and Cee Lo discuss the song, "F*** You."

In this exclusive behind-the-scenes clip, Pete gets his groove on as special guest Cee Lo Green sings along with his new single. Did he just twerk?!

Pete reveals a beautiful recording studio in the trees, complete with cork walls, hanging guitars and creativity all around.

See all that went into building this awesome, one-of-a-kind treehouse recording studio!

See how Pete and crew guided this lighthouse to reality in this time-lapse video of the build.

Pete gives us an exclusive tour of the Hippie Hideaway!

Pete reveals this adventure treehouse to an excited family.

Pete gives a Behind-The-Scenes look at the Recording Studio Treehouse!

Pete gives us an exclusive tour of the Levitating Lighthouse!

See everything that went into making an Indiana Jones-inspired treehouse come to life!

Who says trees are for the birds? For Pete Nelson, if you can dream up an amazing treehouse idea, the Treehouse Masters can build it! See all-new builds this season on Treehouse Masters, premiering Friday, Jan. 10 @ 10PM E/P.

Pete enlists a new team member to lift giant beams into the trees and save on chiropractor bills.

See how this sky-high redwood retreat soared to new heights in this time-lapse video of the build.

With a budget as high as the trees, a family in Bedford, NY hires Pete to design a dream clubhouse for the entire family.

This treehouses, on the brink of obliteration, will get a completely high-tech, bionic upgrade.

Charlie and Henry make a bet to see who can complete the stairs first. Loser has to sharpen pencils for the rest of the build.

Pete takes us on a tour of the team's latest creation.

Pete takes a closer look at the treehouse that will be hopefully the first of many on a 23-acre lot in Washington.

Instead of building walls, Pete relies on a fabric treehouse kit to create a room on top the treehouse, but it turns out he's not a great fabric guy.

Go behind-the-build of the "Thrill 'n' Chill" Treehouse with Pete!

Pete is in Walden, NY at Angry Orchard to build a treehouse in a burly 50-foot white pine.

A behind-the-scenes tour of the Bionic Treehouse!

Pete takes a closer look at the Swiss Family Surprise treehouse that the family will surely make good use of!

The consensus is that teaching eager, young students the craft of treehouse building is rewarding for everyone.

Finding the right tree is serious business for Pete.

Pete is given a tour of the innovation cider house at Angry Orchard and learns the process by which hard cider is made.

Pete takes us on a tour of his latest creation, an english cottage nestled in the trees.

Pete builds a customized bar and Tory adds in some fun, homey features.

Susan Gallagher attended one of Pete's treehouse workshops and now wants a treehouse of her own to retire to. They find the perfect spot in a spruce they've named Zeus.

Pete gives you a tour of this whimsical, magical, Boxtrolls-themed treehouse built especially for AJ.