A vibrant cartoon with colours and smooth animation. Create a 30-second vertical 9:16 cartoon video for young children. Title: Bobo Learns to Say Thank You Main character: Bobo is a cute little brown teddy bear, friendly and cheerful, wearing a small blue shirt. Keep Bobo's appearance exactly the same throughout the video. Characters: Arnoob is a cute little white rabbit. Lulu is a small cheerful yellow bird. Scene 1: Bobo is happily playing with a colorful ball in a beautiful sunny garden. Scene 2: The ball rolls away from Bobo and stops next to Arnoob. Scene 3: Arnoob picks up the ball and gives it back to Bobo. Bobo smiles and says: " !" Arnoob smiles and says: " !" Scene 4: Lulu flies happily around the two friends and says: " !" Scene 5: Bobo, Arnoob and Lulu smile and play together in the garden. Style: Cute colorful 3D cartoon animation. Very friendly and cheerful. Soft lighting. Simple beautiful garden. Cute facial expressions. Smooth animation. Suitable for young children. No violence, no scary scenes, no frightening sounds. Audio: Cheerful Arabic children's voices. Clear Arabic pronunciation. Happy gentle children's background music. Format: Vertical 9:16. 30 seconds. Designed for YouTube Shorts.