00979cam a2200289 4500 62143542 TxAuBib 20090302120000.0 090302s2007||||||||||||||||||||||||eng|u 2006049582 9781423102977 alk. paper 1423102975 alk. paper DLC DLC DLC TxAuBib Willems, Mo. My friend is sad / by Mo Willems. 1st ed. New York : Hyperion Books for Children, 2007. 57 p. : col. ill. ; 24 cm. Elephant & Piggie When Gerald the Elephant is sad, Piggie is determined cheer him up, but finds after many tries that it only takes the simplest thing to change Gerald's mood. 20090302. Pigs Fiction. Elephants Fiction. Emotions Fiction. Friendship Fiction. Elephant & Piggie.