Fun and playful story by Margaret Wise Brown, best-selling author of the children's classics Goodnight Moon and Runaway Bunny.Peter wants a perfect little pig for a pet. Not a bad little pig, and not a good little pig. Peter wants a good little bad little pig! So his mom sends the farmer a letter. Does Peter get what he asks for? Find out in this classic treasure from Margaret Wise Brown, author of the children's classics Goodnight Moon and Runaway Bunny.