Grace VanderWaal's Got Treehouse
Season 9 • Episode 8
When Grace Vanderwaal - a singer, songwriter, and ukulele marvel - won America's Got Talent, she said she wanted a "sick" treehouse. Pete heard her loud and clear! He and his crew build not one, but TWO treehouses for the 13-year-old musical wonder.
42 min|TV-PG|Premiered 09/16/2017
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