In a lively forest filled with the excitement of a Halloween festival, a charming koala dressed in elegant aristocratic attire stands on a small stage, smiling warmly as it plays a violin. Surrounding the koala, an audience of adorable animals, including rabbits, squirrels, and birds, watches with delight, captivated by the music. The vibrant Halloween decorations and festive atmosphere create a magical, enchanting scene in the heart of the forest. --ar 1:1 --niji 6