Rockhopper

Rockhopper is at Club Penguin
There is a scavenger hunt for Rockhopper's plans for the Migrater
when it sunk. If you complete it you'll get abackground of the blueprint. There is also items Rockhopper brought back.

There is a a secret item. Click on the steering wheel. You'll see a screen that you can buy a life ring. See ya! :)