Dragon ball z episode 13

DragonBall Z 13

Description: A Fight Against Gravity...Catch Bubbles! After Goku passes King Kai's test to make him laugh, the training begins! Goku's first task is to catch King Kai's pet monkey, Bubbles. King Kai explains the Saiyan home world, the planet Vegeta, had the same gravity as his planet and that the two Saiyans on their way to Earth are even stronger than King Kai himself.