Cynthia has always wanted a pony for her birthday, but when she blows out the candles on her cake this year, she gets a surprise.

Tom and Predeep discover the truth behind an ancient Egyptian curse when Tom's brother crashes their night at the museum.

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.

After Tom rescued Frankie the goldfish from his big brother Mark's toxic science experiment by zapping him back to life with a battery, Frankie somehow became a big fat zombie goldfish with dangerous hypnotic powers. Fortunately, Frankie has appointed himself Tom's bodyguard, and together, with a little help from their friends, they thwart Mark's Evil Scientist plans. Tom is looking forward to their annual family trip to the seaside, right up until...