It is a temporary room for certain parties/events in Club Penguin Rewritten. It may or may not return in the future.
The Hallway was a party room in Club Penguin Rewritten that was accessible during the Halloween Party 2018. There is a hidden entrance to the Ghost Lab, which is a ghostly blue. It will appear by wearing the Ghost Goggles or while you are transformed into a ghost.
|Ghost Lab||Mansion Attic|