Chest key (Pirate's Treasure)

The Chest Key is given by Redbeard Frank during the Pirate's Treasure quest. It opens the chest upstairs the Blue Moon Inn to receive the Pirates Message. The Blue Moon Inn is located at varrock, How to get there: Go to varrock square and walk south, when you see a big building that has a Beer Picture, it is the Blue Moon Inn, Go in there. In the Inn, go upstairs, and search around for a treasure chest. Use the key on the chest. After opening the chest, the key disappears. You can now Continue with the Pirate's Treasure quest.