My favorite: "How did you know it was me?" "Well, when I saw the crime scene, there was a match in the ashtray, and a lighter on the table. The lighter worked.

My favorite: "How did you know it was me?" "Well, when I saw the crime scene, there was a match in the ashtray, and a lighter on the table. The lighter worked. So I knew..." "You knew a pipe smoker had been in the room. You weren't looking for a killer; you were looking for a pipe smoker. And there I was." "And there you were."