The subject of this article does not have an official name, and as such, it has a conjectural title. This name will be used until an official name is revealed.
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|When||February 2010 - March 2010|
|Location||Mine, Night Club, The Stage|
Between February and March 2010, Yarr, The Keeper of the Boiler Room, The Keeper of the Stage and Plok had disappeared before the launch of Puffle Rescue. The Puffles had become lost in a cavern that had been closed off due to a mudslide. As soon as this was found out, it prompted the Cave Expedition. Yarr's disappearance was announced in the Penguin Times. The puffles returned when Puffle Rescue had launched.