One day, a Saturday morning giraffe Petty lost his donkey friend Jenny. Donkey Janie loved oranges and fell asleep on a small orange tree . The tree has grown over night , and the donkey Jeni appeared high above the ground . Petty went in search of a friend and saw what happened. Giraffe neck in those days was not long . Giraffe Petty tried hard to help the donkey Janie . He became attracted to him, slowly pulling up the neck . Friends enjoyed a happy meeting. Since then, all the giraffes long neck .