3D animated video: A cute chibi baby girl (blonde hair, blue star-patterned outfit) rides a playful beagle dog in a colorful urban playground (twisted rainbow rope arch, toy props, bright sunlight). The dog starts with slow, gentle steps—its paws tap softly on the pavement (making tiny star-shaped sparkles drift), and the scene glows warmer with outdoor light. It then accelerates into a lively dash (trotting quickly forward through the playground): its body blurs with motion to highlight speed, the soft brown-white fur shimmers dynamically, and faint rope-arch particles scatter in its wake. As it moves, the dog continuously blows a steady stream of vibrant star-shaped bubbles (matching the girl’s outfit) that drift upward, wobbling gently with the breeze, before popping softly (releasing tiny cheerful-themed glitter). The baby girl holds the rope handles steadily, outfit fluttering slightly, feet dangling above the ground, and a bright smile as they dash through the cheerful playground scene. Animation style: vibrant, whimsical, hyper-dynamic—add motion blur to the dog and floating bubbles; bubbles sync with the dash rhythm. 12-second clip, 4K, 60fps (ultra-smooth, playground dash with playful, lively interactions).