Jennifer "Jenny" Larsen (also known as Mrs. Larsen), is the abusive mother of Millie, Flora, and Sarah Larsen and the wife of Bradley Larsen. She is abusive, foul-mouthed, arrogant, racist, sexist, and murderous. She has committed a lot of crimes such as Aggravated Assault, Child Abuse, Domestic Violence, Drug Possession, Harassment, Kidnapping, Prostitution, and many other crimes. In the season 3 premiere "Bloody Mary" She tried to kill her children. Jenny is based on Nolan Splavec's mother Caroline Madison Splavec.
Jenny lives in the town of South Park, Colorado with her three children Millie, Flora, and Sarah. She wears a pink shirt, red pants, black shoes, and she has blonde hair. Jenny and her husband Bradley treats their children like crap, like trying to kill them. Many people criticize Jenny and Bradley for their abusive and bad behavior. Jenny is voiced by April Stewart who also voices Leslie Rudich, Aubrey Rudich, and many other characters.
Many people describe Jenny as a 90s Karen, because she always complains on the dumbest things ever, like in the episode "An App A Day" she was asked to pay $125 and she harass the cashier and abuses, taunts, and hurts Millie by attacking and blaming it on her. Millie tried to calm her outraged mother and Jenny keeps abusing her and telling her to stay out of her life and Millie snaps and leaves.