When Tom's big brother decides to become an Evil Scientist, his first experiment involves dunking Frankie the goldfish into toxic green gunk. Tom knows that there is only one thing to do: Zap the fish with a battery and bring him back to life! But there's something weird about the new Frankie. He's now a BIG FAT ZOMBIE GOLDFISH with hypnotic powers ... and he's out for revenge!--Amazon.

Frankie was a completely normal pet goldfish until Tom's evil-scientist big brother Mark tried to murder him with toxic gunge. Luckily Tom and his best friend Pradeep shocked Frankie back to life with a battery, and he's been their zombie-fishy friend ever since. On a trip to the aquarium, something fishy starts going on. Something that almost certainly involves evil older brothers, a vampire kitten, a psychic octopus and a plot to take over the world....

Tom and Predeep discover the truth behind an ancient Egyptian curse when Tom's brother crashes their night at the museum, before they discover something fishy during sports day.

"In his big tank in the kitchen, Richard the goldfish quickly bonds with--and even learns to recognize--his human companion, who tells him all about his day after school. A visiting friend, Sandy, shares some cool fish facts: Did you know that goldfish nap with their eyes open--because they don't have eyelids? Or that they can let you know they're hungry by swimming up and blowing bubbles? Sandy has a backyard pond filled with goldfish of all shapes...

To accomplish her evil plan to flood the town, Bubbles the goldfish has assembled an army of fish hiding in the town pipes, and it is up to Ember the Chihuahua to overcome his fear of water and rally the other pets to stop Bubbles.

"A family of monsters clean their messy house to make space for their new pet goldfish."--

When Penelope Rex brings home Walter, the class goldfish, for the weekend, she is not sure how to feel, but when Walter goes missing, Penelope searches high and low for her fishy classmate.

In the first of two stories, zombie goldfish Frankie is good at saving the day, but the medieval day reenactment joust may be too much, and in the second story, Tom's evil brother clones a Jurassic carp, putting the school in danger.