A vibrant cartoon with colours and smooth animation. Create a colorful, cheerful 30-second 3D cartoon video for young children. Characters: Three cute cartoon animals - a happy little bunny, a playful yellow duck, and a friendly baby elephant. Give them big expressive eyes, adorable movements, and bright colorful clothes. Scene: A beautiful sunny cartoon playground with flowers, trees, butterflies, clouds, and a rainbow. Story: The three friends happily play together, jump, clap, dance, and chase bubbles. They laugh and help each other. Music: Create a fun, original, upbeat children's song with simple catchy lyrics, gentle drums, bells, clap