Only the red potara characters can give them to you. You have to look up the codes and you can not put the earrings in another character. Hope it helped.
You fuse by doing the fusion dance or using the potara earrings.
Red potara is a type of potara that makes your character super powerful, but is only accessible through a particular code
When Vegito was eaten by Super Buu, the stomach acid dissolved the magic of the Potara earrings.
red potara passwords are the passwords that give your characters special abilities like more health bars
Vegitto - was born by the potara fusion technique. Gogeta - was born by the fusion dance technique. Vegito is goku and vegeta fused with potara earrings. Gogeta is goku and vegeta fused with fusion dance.
the truth is they need to be in ss4 forms and use the potara earrings to become vegito and obtain the super saiyan 4
Super Vegito is the fusion of Goku & Vegeta when they turn Super Saiyan and then they merged together by wearing the Potara Earrings
Vegito, because the Potara earrings are far stronger than that of the fusion technique.
14 at a time
Super Buu absorbed Vegito thus dissolving the the fusion with his stomach acids wearing off the Potara earrings then Vegeta crushed is earring
The answer is simply, you can't. You'd be winning everything if you could. >.<
A potara is a pair of special earings in Dragon ball Z that are used to fuse.