Playful grey tabby cat with fish in watercolor illustration

Loose expressive watercolor painting of a playful grey tabby cat standing on a rough stone ledge, holding a large whole fish with both front paws. The cat has a delighted expression with wide bright eyes and a cheerful open smile, looking very happy and proud. Soft fluffy fur texture, long whiskers, curled tail. The fish is silvery-blue with scales and fins. Background is a wash of white and beige with brown stone textures, loose artistic brushstrokes, watercolor splatters, whimsical illustration style, joyful mood, children's book art aesthetic, fine art watercolor technique.