When downtown turns into the site of the bug-battle of the century (insects vs. arachnids), it?s up to Ty and Abby to take down Insectiva and her hated twin sister, Arachnidia (after all, arachnids eat insects).
When a disgruntled former hair stylist (Frederick Follicle) with super-powered body hair launches a hair removal satellite into space, things look bad (bald) for the Grossologists.
There's a heat wave on . . . and there can't be anything worse in a heat wave than Sloppy Joe. How about Sloppy Joe, no water (thanks to Sloppy Joe clogging the reservoir drains with his armpit hair) and no deodorant (thanks to Sloppy stealing all of it), More? How about everyone slathering on Sloppy Joe B.O. sticks thinking their deodorant sticks? Even more? It's up to germ & stink terrified Lab Rat to save the day! Okay, that's bad!
With Lance Boil's new super allergy-causing ray-gun wreaking havoc with Ty's love life and almost splitting up our dynamic duo (Lab Rat and Hermes that is, when Lab Rat develops an allergy to the little guy), it doesn't look like things could get worse.
When Ringworm High students mysteriously come down with a major case of Pimple-itis (zits here, there and everywhere), Ty and Abby turn to an imprisoned Lance Boil for help solving the crime.
When an ultra-exclusive spa opens, everyone goes gaga for its new line of creams, gels and oils . . . too bad their all bug based and created by the Insect Queen herself, Insectiva!
When a suspiciously simple capture of Lance Boil turns into a puss-filled trap, the captured Grossologists and Boil take a trip down memory lane revealing how Ty and Abby first joined the team and how Lance became The Boil!
Part 2 - With Abby a prisoner, her evil clone working an inside job at the Bureau of Grossology and Ty and Lab Rat off the team, Lance Boil looks unstoppable! Now there's only one person that can save the day . . . Roger Pinkeye himself! Uh oh!
With Abby a prisoner, her evil clone working an inside job at the Bureau of Grossology and Ty and Lab Rat off the team, Lance Boil looks unstoppable! Now there's only one person that can save the day . . . Roger Pinkeye himself! Uh oh!