Mr. Mackey, Jr. is a fictional character in the adult animated television series South Park. He is voiced by series co-creator Trey Parker and debuted in the season one episode "Mr. Hankey, the Christmas Poo". The guidance counselor at South Park Elementary is best known for saying "m'kay" at the end (or beginning) of most of his sentences. Mr. Mackey is based on Parker's junior high school counselor Stan Lackey. Appearance Mackey has a disproportionately large head, which is caused by the tightness of his tie. He wears a green long-sleeved shirt, a blue tie, dark blue pants, and blue leather shoes, as well as black-rimmed glasses. He speaks with a Southern accent. Mackey has black yet thinning hair. Character biography Mackey is the school counselor at South Park Elementary. Despite that, he occasionally teaches classes at school. He taught sex education with Ms. Choksondik, which, also during that time, had a sexual relationship until her death. Following, he took over the fourth-grade class for a period of time until Mr. Garrison returned. In "Ike's Wee Wee", Mackey taught Mr. Garrison's class drug education about topics from the likes of drugs and alcohol. But, after he passes marijuana to the students, and realizes it was stolen (who thought was one of the students, but actually revealed to be Mr. Garrison), he gets fired for this, and eventually gets evicted by his landlord, which culminated in him falling into a depression, and taking drugs himself as well. It was presumed that in "Proper Condom Use", the last time Mackey had sex was 21 years ago (when he mentions he was 19). In the episodes "Something You Can Do with Your Finger" and "Cat Orgy" it was hinted there were bondage sex scenes with Liane Cartman, where in the former episode, Eric Cartman watches a tape where Mackey and Liane, where the latter is Mackey's sex slave, and drinks from a cup urinated by herself, while the latter episode shows Mackey flirting with Liane. In "Insheeption" it was revealed that Mackey is a hoarder because of his troubled childhood because when he was a fourth-grader in 1974, he was shown to be bullied by other children and also a fan of Woodsy Owl, but at the end of a field trip, the latter molested him. Later in the episode, he threatened to rape Stan Marsh in the mouth if the latter throws