Teenage Mutant Ninja Turtles

Season 5, Episode 17

Episode Title: Zach and the Alien Invaders

Air Date: 1991-11-09

Overview:

Zach, the Turtles' young friend, and honorary fifth Turtle, is infatuated with comic books, especially 'The Alien Invaders.' Zach retires his Turtle costume when his parents enroll him in the Ten-Hut Military Academy where they hope he will learn some discipline and live in the real world.