The 'You Fat, You Stink and You Ugly' meme originates from a viral video featuring a young woman delivering a brutally honest and rhythmic series of insults directly to the camera. Known for its raw delivery and perfect comedic timing, the clip became a staple in reaction meme culture across platforms like Vine, Twitter, and TikTok. Users typically deploy this template to mock a bad take, roast a friend in a lighthearted way, or react to someone acting entitled or annoying. Its enduring popularity stems from the blunt, triplet structure of the insults, making it highly quotable and versatile for any confrontational yet humorous online scenario.