4 : Oolong The Terrible Here
" Oolong the Terrible " is the of the original Dragon Ball anime series. It marks the first appearance of the shape-shifting pig, Oolong, and serves as a key moment in the early quest for the Dragon Balls. Episode Plot Summary
: Goku quickly realizes that Oolong is physically weak. It is revealed that Oolong is actually a small, anthropomorphic pig who can only hold a transformation for five minutes . 4 : Oolong the Terrible
Goku and Bulma arrive at in search of the fifth Dragon Ball. They find the village living in fear of a shape-shifting monster named Oolong the Terrible , who has been kidnapping the village's daughters. " Oolong the Terrible " is the of