The skelly Skin added along with The Chapter 6 Update. How to ESCAPE THE HOSPITAL MAP (CHAPTER 6) in PIGGY - Roblox. Bunny In Chapter 6. This video is unavailable. The empty test tube appears twice in Hospital. Watch Queue Queue You can fill them with green and pinkish purple liquid to open a safe containing the white key. An example of a keycard, as they first appeared in Hospital. Watch Queue Queue. Walkthrough by Conor3D.