Gerald, a cautious and pessimistic elephant, believes he is allergic to his best friend, the optimistic and occasionally reckless Piggie, and is concerned that he will need to stay away from his pal forever.
Features three tales by Mo Willems, including the title story about a pigeon who longs to drive a bus and sees a chance to make his dream come true when the bus driver takes a short break.
When Gollie suspects she has royal blood in her veins and begins to act like a snob, Bink must find a way to deal with her friend's new behavior in order to keep their friendship.
When her embarrassing middle name is revealed at school, mad scientist Franny K. Stein experiments with time in order to return to the past and give herself a more dignified name.
As the school year begins on Mars, Horus the Martian gets off to a rocky start, but soon discovers that first grade is not really as bad as he thought.