A class visit to the Gross-Me-Out exhibit at the science museum inspires Stink Moody to create a variety of terrible smells to put on the sneakers he plans to enter in the World's Worst Super-Stinky Sneaker contest.

Stink Moody, friends Webster and Sophie, and Mrs. Birdwistle visit tourist attractions in Virginia as they try to give away 101 guinea pigs rescued from a laboratory, although Stink is very reluctant to give away his favorite, Astro.

"Thanks to a trove of vintage comic books and a few forensic tips, Stink becomes a super sleuth in this episode honoring classic superheroes and mystery-solving"-- At a Moody family yard sale, Stink uncovers a box of old comics about a hero he's never heard of: Super Gecko. What could be more fantastic than a superhero with lizard superpowers? Hello, fun! Even better, Super Gecko is making a comeback, and Stink quickly becomes his number-one fan....