Log into CP.
Press Tab button until you get to X
Press Enter 100 Times
You’ve got 1 million coins!
Update: There is a new Club Penguin Coin Hack, although this one has been fixed. I posted it on my site. However, you need a password to view it. http://watex.wordpress.com/2008/09/02/private/
Hints to the password are on this post:
Club penguin coin hack