You don't need coins for Rockhopper's key on Club Penguin, you just need to go to the book room, go to tales and stories and go to the last page of 'The Journal of Captain Rockhopper'. Its a free item, also for non-members.
u need the key to get in (in rockhoppers journal at book room). it is under the migrator deck.
Yes, I think you get it in the books in the book room. Yes, they're in rockhoppers diary. Use it for opening his dorm . Many people think the key doesn't exist but it does.
In 'Rockhoppers' journal, a book you can find in the Coffee shop lounge/library.
It is at the end of rockhoppers journal in the book room.
You need to specify your question.There are no "keys" in mission 2.If you are referring to the mission where you find missing coins,than its in G's drawer.
It was in his ship which is now gone, you had to get the key which was in his office.
go to the book room and in the back of rockhoppers journal it has the key to captains room
You Go to rockhopper's ship and then you go downstairs of the ship and there will be a room and it will let you in only if you have the key.
Well you go to rockhoppers book in the coffe room upstairs
You gotta go to the bottem. You need the key to get in. The key is at the book room. Go to the books and click rockhopper's journal. Flip to the last page and you will find the key, then you can go in the headquarters.
If your talking about captains quarters go to the book room and at the end of ROCKHOPPERS JOURNAL there`s the key.
You need to go to the Book Room in the coffee shop and read Rockhopper's journal. When you get to the end, there will be a key. Click on it and then you can get into his "lair". Hope this helped! :D