Ep 3. Tokyo Grows/That Smarts/Brainstem

Steven Spielberg Presents Pinky & the Brain is an animated television series that follows the misadventures of two genetically enhanced laboratory mice, Pinky and the Brain, who constantly seek to take over the world. The show features the voices of Rob Paulsen as Pinky and Maurice LaMarche as the Brain, who are both famous for their voice acting talents.

In season 1 episode 3, entitled "Tokyo Grows/That Smarts/Brainstem," the duo travels to Tokyo, Japan to try and take over the world once again. However, things do not go according to plan when they encounter a giant monster that is wreaking havoc throughout the city.

The first segment, "Tokyo Grows," features Pinky and the Brain trying to use a growth serum to become giant-sized and take over Tokyo. However, their plans are thwarted when they accidentally give the serum to a small, harmless plant instead of themselves. The plant grows out of control and becomes a giant, monstrous plant that terrorizes the city. Pinky and the Brain realize their mistake and team up with the Japanese government to stop the plant and save Tokyo from destruction.

In the second segment, "That Smarts," Pinky and the Brain are trying to create a machine that will give them superintelligence. However, their plans are once again foiled when they accidentally create a machine that gives them super-smelling instead. With their new ability to smell anything from far away, they set out to take over the world in a new way. They discover a plot by a group of humans to control the smell of the world by creating a "smell bomb," and they must use their super-smelling to stop the humans and once again save the world.

The final segment, "Brainstem," features the Brain undergoing a dangerous procedure to remove a small portion of his brain in order to increase his intelligence. However, the procedure goes wrong and the Brain's personality is split into two other mice. Pinky and the Brain must work together to bring the Brain's personality back together and prevent the two separate mice from taking over the world.

Overall, season 1 episode 3 of Steven Spielberg Presents Pinky & the Brain is filled with action, adventure, and comedic hijinks as Pinky and the Brain continue to try and take over the world in their own unique way. With each segment offering a new challenge and obstacle to overcome, the duo must use their intelligence, creativity, and teamwork to save the day and achieve their ultimate goal of taking over the world.