In the next episode of South Park, Randy Marsh uncovers the ease with which some mothers in the town obtain weight loss drugs, while Cartman becomes obsessed with shedding pounds and sees a magic pill as his solution.

South Park: The End of Obesity
In the tranquil town of South Park, a clandestine weight loss pill sets off a frenzy, prompting a group of friends to collaborate in an effort to obtain the coveted substance, with Cartman being particularly eager to get his hands on it, initially facing difficulties in his pursuit.