佩佩豬互動式圖畫書 內含6封真實可取下的郵件，充滿互動感的遊戲書，一起和佩佩與喬治找尋豬爺爺與豬奶奶吧！ A brand-new picture book story with six envelopes containing clues to pull out to help Peppa and George solve the mystery of where Granny and Grandpa Pig have gone on their summer holiday!
