Dragon Ball GT Episode 36
The Tuffle Gorilla Attacks!
As Goku settles into his new Super Saiyan 4 abilities, a device is constructed to grant Baby Vegeta the power to crush Goku for good! But when the device is used, Baby Vegeta transforms into a monstrous gorilla. And then even Goku’s fiercest attacks won’t be enough to stop the blind rage of this beast!