THIS HAS BEEN FIXED
1. Log into Club Penguin.
2. Click on the full server that you would like to go to.
3. When you click it a message that says “Sorry this server is full. Please select another server?”. Do not close it.
4. Press ‘Tab’ on your keyboard until the yellow box is around the ‘Okay’ button.
5. Click enter on your keyboard as the yellow box is around the ‘Okay’ button.
6. Wait until you can see your penguin logged in.
7. Click ‘Okay’ button on the message that says “You must provide your name to log into Club Penguin”.
8. You will be logged into the server that was full!

nice i know that cheat