Prompt:

hand-drawn doodle style cats peeking out of round holes, simple black ink sketch, thick uneven marker lines, cute naive illustration, cat heads with tiny paws on the hole edge, each cat has a different emotion, minimal facial features, small doodle symbols above heads, white paper background, flat 2D, no shading, looks like a sketchbook drawing, warm, playful, unique style --v 7.0