cheerful cartoon hedgehog with purple hat and autumn leaves, cute doodle for fall season banner

cartoon hedgehog purple hat autumn leaves cute doodle illustration season banner fun adorable artwork friendly character smiling cheery design whimsical creative joyful playful festive adoring sketch drawn artistic sweet charming lovely happy beaming delightful merry lively bright leafy comic animated warm happygolucky hilarious furry delicate colorful foliage entertaining ai generated