Penguin Storm is something alot of penguins use to cheat on Club Penguin. It can be used to make penguins big, to make penguins walk on walls, and more. There are numbers of Penguin Storms. Penguin Storm 3 allows penguins to be big and walk on walls, but there are rumors that it doesnt work. This may be true. Penguin Storm usally only worked when Club Penguin was not owned by Disney yet. As a matter of fact, alot of cheats worked when CP wasnt Disney Club Penguin. To use Penguin Storm, you have to download it.