Pam and Sam team up for an undercover job. A scampering squail leads E.B. to the top of the border wall, where she makes a mysterious new friend.

So who gets the Moo-Lacka-Moo? With the fate of Yookia and Zookia hanging in the balance, the friends must decide where their loyalties lie.

Pam is forced to pick sides as the Zooks and Yooks prepare for an all-out war. A quick-thinking Michellee is Guy's secret weapon.