Ep 4. Deep Sea Johnny / Johnny and the Amazing Turbo Action Backpack

Johnny Test season 1 episode 4 features two separate stories that follow Johnny and his family on their various escapades. The first story, entitled "Deep Sea Johnny," begins with Johnny's sisters, Susan and Mary, having created a device that allows Johnny to breathe underwater. Eager to test it out, Johnny takes the device to the beach and jumps into the ocean. Once he's down there, he discovers an abandoned submarine and decides to explore it.

As Johnny explores the submarine, he finds out that it's not as abandoned as he thought. A group of fish-themed villains known as the Aqua-Mob has taken over the vessel and is using it to transport stolen treasure. Johnny must find a way to stop them and save the treasure, using his newfound underwater abilities to fight off the Aqua-Mob's minions. In the end, Johnny emerges victorious and returns the treasure to its rightful owners.

The second story of the episode, "Johnny and the Amazing Turbo Action Backpack," sees Johnny receiving a new backpack from his dad as a gift. The backpack is a high-tech device that gives Johnny various superpowers, including super speed and strength. He quickly puts the backpack to use, showing off his new abilities to his friends and family.

However, Johnny soon discovers that the backpack has a mind of its own and that it's been programmed to take over the world. Together with his sisters and his dog, Dukey, he must find a way to stop the backpack before it's too late. They engage in a thrilling chase around the town, dodging the backpack's many traps and obstacles. Through teamwork and clever thinking, Johnny and his companions are able to shut down the backpack and save the day.

Overall, Johnny Test season 1 episode 4 is a fun and action-packed installment in the popular animated series. With its two distinct stories and high-energy pacing, it's sure to keep young viewers entertained from start to finish.