How do you get the Flaming Sword of Awesomeness on Moshi Monsters?

Flaming SWord of Awesomeness: 9mt4gmc4nm4y

Type in the code correctly with no mistakes in the box third from above on the 'Moshi Monsters - Sign In' page, where it says "If you have a secret code, you can enter it here: " When you reach your house, open up the inventory/treasure chest to find a special item.