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.

Attie Jonker took cues from his Botswanan heritage when he put the finishing touches on this treehouse built in a heritage oak.

The Nichols Hill Treehouse makes use of light in amazing, artistic ways - including colored resin poured windows.

Fast-forward the Treehouse Masters' sophisticated, sleek-and-chic treehouse in the heart of Dallas.

Sometimes trees are hard to come by in San Antonio, Texas, so Attie Jonker had to get creative when he built this treeless treehouse.

One of the many intricate details in this treehouse built by Roderick Romero is that to get to it, you first need to cross a bridge over its moat!

Pete channels American architect and nature lover, Frank Lloyd Wright, to give a couple a massive three level dream treehouse.

Although Pete and crew crafted the base of this intricate stairway themselves, they needed the help of the students in order to put on the final finishing touches.

Pete is taken away by the treehouse his mentee David has created as a haven for musicians high up in the trees.

This truly is a one of a kind treehouse home. Pete gives you an exclusive tour of this beautiful retirement home.

It's only hours until campers will arrive, so it’s a good thing Tory arrives when she does to put the finishing touches on the clubhouse!

Even though he gets a faceful of homemade cupcakes, Pete is all smiles as the joke indicates that the students are having fun building a treehouse with him and his crew.

While looking for the right spot to house a magical party treehouse, Pete finds the ultimate grove.

His clients warned him about bears in the area, so when Pete stumbles across a skeleton one morning, he can't help but wonder if something bad has happened to a member of his crew.

Following Brian Kelley's suggestion of getting to know Nashville, Pete takes a tour of the city and ends up on the famed stage at the Grand Ole Opry, where he taps into history to find inspiration.

Millie is an adorable dog with an amazing talent. She can climb up ladders to help with woofing - er - roofing!

Pete is lucky he gets to work in his home state, Washington, in the Pacific Northwest often. So, it's no surprise that he might stumble across a Bigfoot in the woods where they've been known to hang out.