"Friendship Juvenile fiction." . . "Friendship Fiction." . . "Parties Juvenile fiction." . . "Elephants." . . "Gerald (Fictitious character : Willems) Juvenile fiction." . . "Swine Juvenile fiction." . . . "Juvenile works" . . . . . . . . . . . . "Fiction" . . . . . . . . . . "Happy pig day!" . . "Xiao zhu jie kuai le !" . "小豬節快樂!" . "Xiao zhu jie kuai le!" . . "Happy Pig Day!"@en . "Happy Pig Day!" . . . "Picture books for children" . . . . . . . . "小猪节快乐!" . . "Piggie celebrates her favorite day of the year, but Gerald the elephant is sad, thinking that he cannot join the fun." . . . . . . . "Picture books" . . "Pigs Fiction." . . "Elephants Fiction." . . "Piggie (Fictitious character : Willems) Juvenile fiction." . . "Hui ben." . . "繪本" . . . "Parties Fiction." . . "Elephants Juvenile fiction." . . "Parties." . . "Swine." . . "Er tong gu shi." . . "兒童故事" . "Friendship." . .