Krumm sprouts a gigantic pimple. The pimple has its own personality and is a hit with the other monsters, putting the squeeze on Krumm's popularity.Monster Hunter Simon says there are real monsters in the world. But no one believes him.
TV's loveable Murray the Monster is undermining good ghouls everywhere, because kids aren't afraid of him.Tis the season to be scary, and Oblina, Ickis, and Krumm are happy to oblige.
Ickis, Krumm, and Oblina are saddled with babysitting the Gromble's infant nephew -- Bomble. A new carnival opens near town and The Gromble is insulted and outraged by one of its attractions -- the "Monsters Are Fun" ride.
The festival celebrates the shedding of skins that each monster must undergo as he or she moves from childhood to adolescence.Ickis, Krumm, and Oblina sneak into Simon's house to scare him.
He's Baaaaaaack. The relentless Simon the Monster Hunter is up to his old trick with new traps. When Ickis sees a music video he becomes obsessed with television and becomes intent on making his own.
An overzealous news photographer accidentally takes a picture of Ickis while trying to capture one of a rock star.Ickis, while trying to give Simon the Monster Hunter a nightmare, gets sucked into his brain.
The scare meter and hall of records informs the Gromble that monster scares are not as effective as they used to be in the human world. This poses a problem to the monster race as it exists.
Ickis is accidentally thrown through the air by a bulldozer and inadvertently saves a group of students./A substitute teacher arrives, announcing that The Gromble has "gone away" and that he will be taking over.
The Gromble insists that Ickis come up with five scares in one day. Ickis lets a huckster clone him five times so he can get the job done.Simon the Monster Hunter is hot on the trail of Bigfoot, who turns out to be one of the Gromble's ex-students.