Teenage Mutant Ninja Turtles

Zach and the Alien Invaders (5x18)

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Zach, the Turtles' young friend, is put into military camp by his parents after making numerous false reports of aliens, only to find two real aliens--Wingnut and Screwloose--brainwashing the cadets to be their army and must call in the Turtles to defeat them.