A vibrant cartoon with colours and smooth animation. Create a colorful, adorable 3D animated cartoon for young children. Main character: Bibi, a tiny fluffy white bunny with big expressive blue eyes, soft pink ears, a small yellow backpack, and a very curious and playful personality. Episode title: "Bibi and the Lost Balloon" Story: Bibi is happily playing in a beautiful colorful park when she sees a little red balloon flying away. Bibi decides to catch it and begins a fun adventure around the park. Scene 1: Bibi is playing with colorful flowers and bubbles. She notices a little red balloon floating away. Bibi says excitedly: "Oh no! The balloon is flying away!" Scene 2: Bibi runs after the balloon. She jumps over a small puddle and runs past colorful flowers. Bibi laughs and says: "Wait for me, little balloon!" Scene 3: Bibi meets her best friend, a tiny yellow chick named Coco. Coco asks: "Where are you going, Bibi?" Bibi replies: "I'm trying to catch the lost balloon!" Scene 4: The balloon gets stuck in a tree. Bibi and Coco work together to get it down safely. Coco says: "Let's help each other!" Bibi says: "Great idea!" Scene 5: They successfully get the balloon down and give it back to a little child in the park. The child happily says: "Thank you!" Bibi smiles and says: "Helping friends makes us happy!" Ending: Bibi and Coco laugh together as colorful bubbles float around them. Visual style: High-quality cute 3D children's animation, bright cheerful colors, soft rounded characters, expressive faces, beautiful magical park, cinematic lighting, smooth camera movement, playful atmosphere, adorable character animation. Audio: Use different child-friendly voices for each character. Clear dialogue, expressive emotions, gentle cheerful background music, cute cartoon sound effects. Make sure each character's mouth is synchronized with their dialogue. Length: 60-90 seconds. Important: Keep Bibi and Coco's appearance exactly consistent throughout every scene. Use simple vocabulary and short sentences suitable for young children. No scary scenes, violence, danger, or frightening imagery.