A vibrant cartoon with colours and smooth animation. Create a 15-second vertical 9:16 3D cartoon short for kids. A cute, expressive little child with oversized cartoon eyes is sitting at the kitchen table, secretly reaching for a giant colorful cupcake. Just as the child takes a bite, the cupcake suddenly wiggles and says, "HEY! THAT'S MY HAT!" The child freezes with huge shocked eyes, then looks at the cupcake in confusion. Suddenly, the cupcake jumps onto the child's head like a tiny hat. The child screams dramatically, "MUMMMM!" and runs around the kitchen while the cupcake giggles. Bright colorful environment, adorable character design, exaggerated facial expressions, playful comedy, smooth animation, quick camera movements, strong visual hook in the first second, funny sound effects, energetic pacing, wholesome kid-friendly humor, highly polished 3D animated cartoon, cinematic lighting, vibrant colors, seamless ending that makes viewers want to replay it. No scary elements, no violence.