Teenage Mutant Ninja Turtles (1987): Season 5, Episode 17

5 - 17: Zach and the Alien Invaders

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.