Billy Bumbler, clumsy detective, 30s, messy brown hair, thick-rimmed glasses, worn-out suit, white shirt, loose tie, holding a magnifying glass, standing near a crime scene, city street, night time, dim lighting, foggy atmosphere, old-fashioned lamp posts, worn-out brick buildings, trash cans, detective hat, worn-out shoes, busy streets in the background, cinematic composition, film noir style.