Conrad Mundy (often called by his last name) is a bad kid who, according to Gretchen, is the second worst kid at Third Street School. As a result of his bad behaviour, he is a frequent visitor to Principal Office's office.
He is also banned from Aaron Kelso's local shop for stealing. In the Season Sixth episode of "Mundy, Mundy," he decides to become a better person and to do nice things.
Father: Unknown father
Mother: Unknown mother
Friends: Earwin Lawson, Gelman, Greg Skeens, Chucko Kowalski, Jocko, Buster, Cheay, Koreo, Lazy Kid, Sue Bob Murphy and Kurst the Worst
Enemies: Miss Finster, Principal Prickly, TJ Detweiler, Vince LaSSao, Ashley Spinelli, Gretchen Grundler, Mikey Blumberg, Gus Griswald, Randall Weems and Menlo
Likes: Going to fast food places, causing trouble, stealing from Kelso's and stealing huckleberry cobbler from the school cafeteria.
Dislikes: Being grounded, being snitched on by Randall, getting caught red-handed and getting punished