3D animated video: A cute chibi baby girl (blue bob hair, white-yellow heart outfit) rides a playful gray elephant on a toy cart in a block-themed playground (colorful stackable towers, bright sky, grassy backdrop). The elephant starts with slow, gentle rolls—its feet rest softly on the cart (making tiny block-shaped sparkles drift), and the scene glows brighter with sunlight. It then accelerates into a lively dash (rolling quickly forward through the playground): its body blurs with motion to highlight speed, the smooth gray skin shimmers dynamically, and faint block-particle trails scatter in its wake. As it moves, the elephant continuously blows a steady stream of vibrant block-shaped bubbles (matching the playground’s towers) that drift upward, wobbling gently with the breeze, before popping softly (releasing tiny playful-themed glitter). The baby girl holds the elephant’s head steadily, outfit fluttering slightly, feet dangling above the cart, and a bright smile as they dash through the cheerful block playground. Animation style: vibrant, whimsical, hyper-dynamic—add motion blur to the elephant/cart and floating bubbles; bubbles sync with the dash rhythm. 12-second clip, 4K, 60fps (ultra-smooth, block-playground dash with playful, colorful interactions).