Ep 18. Zach and the Alien Invaders

In season 5 episode 18 of the classic animated show Teenage Mutant Ninja Turtles (1987), titled "Zach and the Alien Invaders," the Turtles befriend a young boy named Zach who is obsessed with UFOs and aliens. The Turtles are trying to enjoy a day out in the city when they notice Zach being bullied by some older kids. They step in to defend him and befriend him.

While hanging out with Zach, the Turtles learn about his fascination with aliens and his belief that they are out there somewhere. They humor him and listen to his stories, but they don't take his passion seriously until they witness a strange spacecraft hovering over the city. Soon after, they encounter a group of aliens who have landed on Earth and are out to capture the Turtles.

The Turtles and Zach team up to fight off the alien invaders and save the city. With Zach's knowledge of UFOs and the Turtles' fighting skills, they make a formidable team. Together, they learn about the importance of standing up for what you believe in, even if others don't take you seriously.

The episode is filled with action-packed fight scenes and humorous moments, as the Turtles interact with Zach and try to keep him safe from harm. It also features a fun sci-fi twist that adds a new element to the show's usual street-level battles and crime-fighting missions.

Overall, "Zach and the Alien Invaders" is an entertaining and engaging episode that highlights the Turtles' bravery and loyalty to their friends, while also tapping into a popular sci-fi trope that will resonate with many viewers.