Captain Underpants and the Sickening Fumes of Smartsy Fartsy The Epic Tales of Captain Underpants : Season 1 Episode 12
TV-Y7 Netflix 24m
Aired: July 13th, 2018 @ 3:00 AM EST on Netflix
To steal Mr. Krupp's rule book from a tightly locked safe, the boys cook up a super-intelligent gas cloud who winds up turning against them.
