A vibrant cartoon with colours and smooth animation. Create a 1-minute funny 3D animated video for children. A cute little boy and a cute little girl are playing together in a beautiful green park on a sunny morning. They are best friends and wear colorful, child-friendly clothes. Suddenly, they find a small magical box under a tree. The boy opens it, and a tiny funny-looking bird jumps out and starts talking. The children are surprised and excited. The talking bird tells them that it has lost its way home. The boy and girl decide to help the bird. They follow the bird through the park, crossing a small wooden bridge and walking past colorful flowers and trees. Along the way, funny things happen-the boy slips on the grass, the girl laughs, and the bird makes funny sounds. Finally, they reach a beautiful little nest high in a tree, where the bird's family is waiting. The bird happily flies to its family. The children smile and wave goodbye. End with the boy and girl walking home together while the sun shines warmly in the background. Use smooth 3D animation, expressive faces, colorful environments, natural character movements, cinematic camera shots, gentle camera motion, cheerful background music, funny sound effects, and clear English dialogue. Keep the same boy, girl, bird, clothing, and visual style consistent throughout the entire video.