On Club Penguin How do you become a ninja?

I have been looking around the web, and I have been seeing Rumors that you can become a ninja. They also say how to do it but it never works! So I want to really know how.|||you prabaly saw it on someone and that someone was on club penguin for a long time because you always get new catalogs on club penguin. good luck and I really hope you find a ninja outfit.|||sorry no idea i used to play that game but it is boring now there is a really good website though that explains tons about the game|||Rumor.