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.

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

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

See how this record-breaking treehouse was built - in just 76 seconds!

Lolly and Peter are the proud owners of one of Pete's early treehouses - but it's in need of repairs and a transformation from art studio to guest room.

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

Pete meets up with Peter Bahouth, who shows him a getaway tucked into suburban Atlanta.

Pete's got some Mardi Gras beads to hand out and he's convincing the guys to show off their, um, tool belts for a glittery reward!

This special treehouse will weigh 12 tons - so it needs a lot of support and special equipment to make sure the job gets done right.

Pete is planning on building a triple decker treehouse - his biggest ever! - so he must find a tree strong enough to support this massive treehouse.

Step inside the winning family's treehouse in the Ultimate Treehouse Giveaway.

Pete and the crew travel to Utopia, Texas to build a dining room in the trees. Learn more about the intricacies of the design and build!

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

After meeting his clients, John and Deirdre, Roderick returns to his workshop to design a unique treehouse for their Connecticut property.

Pete gives a tour of the biggest treehouse he's ever built!

Pete loves the reclaimed wood he's using around this treehouse and Seanix loves the music vibes of the city and is inspired to write a song.

Pete and CeeLo discuss Goodie Mob.