You can't. The idea comes from the bad phrasing of the blurb for the island. Nate follows you around everywhere, but neither he nor any of the characters can be copied or costumized.
go in your poptropica balloon and click on big nate :)
I MADE IT! NO, REALLY I CREATED POPTROPICA AND MADE BIG NATE!!!!!!
make it in the lab.
No. No one can be Big Nate.
You make a stink bomb on big nate island in poptropica.
Thinks he's cool: Big Nate on Big Nate Island. Cool but not to be trusted: Shady Guy on Counterfeit Island Director D on Spy Island
Go on Youtube, type in "Poptropica Big Nate Island Walkthrough", and you will find tons of results.
big nate is about the casple and you have to find it along with those people who will help
say cheese is right by Saltty's in big nate
sighned big naTE
On Big Nate's island
On Big Nate Island.