Pppppppppppplun
From Tardis Wiki, the free Doctor Who reference
Pppppppppppplun was a planet and the original home of the Gem of Niag, also known as "the Heart of Pppppppppppplun". The Devivians only successful war campaign was against Pppppppppppplun in which they stole the Gem of Niag. (COMIC: Old Friends)