Party Hat T-Shirt

The Party Hat T-Shirt is a body item in Club Penguin Rewritten. It could be obtained by using the code 'CPBIRTHDAY'.

Trivia

 * Similar items are the 1st Anniversary Hat Shirt, 2nd Anniversary Hat T-Shirt, the 3rd Anniversary Hat T-Shirt, and the Beta Hat T-Shirt.
 * It was originally known as the Beta Hat T-Shirt on Club Penguin.
 * The shirt appears in the inventory away from other unlockable items, which normally appear at the bottom of the list.
 * It was temporarily removed when the Halloween Party 2018 came out due to a bug, along with the Beta Hat T-Shirt and the 1st Anniversary Hat Shirt. However, this was later patched.