It Came... on a Field Trip Monsters vs. Aliens : Season 1 Episode 8
TV-Y7 Nickelodeon 15m
Aired: May 4th, 2013 @ 10:00 PM EST on Nickelodeon
The Monsters find an alien called Sqweep in the woods doing an earth studies project, which has a lot of sensitive data that could be used for an invasion.
