Geronimo Stilton Creepella Von Cacklefur Ghost Pirate Treasure Book 3

Oh, no! Billy Squeakspeare has a big problem and he needs Creepella's help. Someone's been digging holes around Squeakspeare Mansion at night and Billy wants to find out who it is. The dangerous, legendary pirate Morgan Dark whisker is said to have buried his long-lost treasure near Squeakspeare Mansion years ago could he be hunting for his hidden riches? It's up to Billy and Creepella to find the treasure first!