11 Season
109 Episode
Treehouse Masters - Season 9 Episode 9 Grace VanderWaal's Got Treehouse
When asked in 2016 what she would do with her winnings, ``America's Got Talent'' Season 11 winner Grace Vanderwaal said she wanted a tree house built by Pete Nelson; the 13-year-old singer-songwriter's wish comes true.
- Year: 2018
- Country: United States of America
- Genre: Reality
- Studio: Animal Planet
- Keyword: tree house
- Director:
- Cast: Pete Nelson