no hidden items in the gift shop in club penguin
no there is not
There are to many to name but some will come out on the Club Penguin news
There isn't a secret room at the cove in Club Penguin
in my but
the mine
The Hidden Lake
no
yes
there is no hidden hat
The viking helmet is always hidden in a different place on Club Penguin
Anywhere! The eggs could be hidden anywhere. But you do it on Club Penguin, of course!