Gerald is tired and cranky and wants to take a nap, but Piggie is not helping.

"Leonardo is truly a terrible monster--terrible at being a monster, that is. No matter how hard he tries, he can't seem to frighten anyone. Determined to succeed, Leonardo sets himself to training and research. Finally, he finds a nervous little boy, and scares the tuna salad out of him. But scaring people isn't quite as satisfying as he thought it would be. Leonardo realizes that he might be a terrible, awful monster--but he could be a really good...

In the bustling city of Paris, a small yet brave dog, Diva, and an adventurous cat named Flea become two unlikely friends.

Piggie is devastated when a big guy takes her ball! Gerald is big, too. . .but is he big enough to help her!

When two fearful children are terrified of each other, their respective monsters try to help.

Piggie introduces her reluctant friend, Gerald the elephant, to the wonderful world of pretend.

Elephant and Piggie learn to play catch with their new friend Snake.

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

Gerald the elephant has a big decision to make, but will he make it in time?

Gerald discovers that there is something worse than a bird on your head--two birds on your head! Can Piggie help her best friend?