Iris and Walter can't wait for opening day of their first school play. Walter helps Iris make her costume. Iris helps Walter practice his lines. But when Iris wakes up on the morning of the play, she's in for a big disappointment. Luckily, in this fifth book of the critically acclaimed, award-winning series, Iris learns that with a best friend like Walter and a teacher like Miss Cherry, there are always happy surprises just around the corner.