cheerful of party hats with doodle-style stars, dots, and stripes, capturing a lighthearted new

christmas new year eve doodle style illustration party hats playful whimsical simple stars dots stripes cheerful fun lighthearted years celebration joy humor festive pattern cartoon design colorful creative decor cute quirky artistic happy expressive charming amusing lively holiday spirited funky unique decoration vibrant trendy joyful carefree ai generated