A city of Whos on a speck of dust are threatened with destruction until the smallest Who of all helps convince Horton's friends that Whos really exist.

Piggie ruins a perfectly good day by telling Gerald the elephant that she is going, sending him into a panic.

"Piggie is determined to thank everyone she knows, but Gerald thinks she will forget someone important"--

Gerald and Piggie discover the joy of being read. But what will happen when the book ends?

"Piggie really likes slop. She likes it so much, she wants Gerald to try some! But can Gerald find the courage to do it? Or will the smell alone be too much to handle?"-- Loving slop, Piggie offers some to Gerald, but he has trouble trying any, with even the smell being too much to handle.

Piggie is upset because a whale took the ball she found, but Gerald finds a solution that pleases all of them.

Best friends Elephant and Piggie decide that they will try to surprise each other, with unexpected results.

Elephant Gerald and Piggie want to go for a drive, but as Gerald thinks of one thing after another that they will have to take along, they come to realize that they lack the most important thing of all.

Piggie tells Gerald she has a surprise for him, but it is not there yet, so Gerald must be patient.