The Evil Elves (Moongobble and Me Series #3)

Moongobble has successfully completed two of his three Mighty Tasks: He's collected the Golden Acorns of Alcoona and bottled the tears of the Weeping Werewolf. There's only one more Mighty Task to go, then Moongobble will become a member of the Society of Magicians. But this might be the most difficult one of them all. Moongobble must go deep into the Forest of Boodle to recover the Queen's Belly Button, a magical stone that was plucked off an ancient statue by a band of elves. The Belly Bu...