It was also appropriate because singing could be heard inside a room.]Mundson: How did you know?Johnny: How""d I know what?Mundson: So you don""t know.Come.(He opens his outer bedroom door and faint singing is heard through the doorway) This is where the canary is, John.Robinson as a petty thief whose criminal ambitions led to his inevitable downfall.The Public Enemywas even ougher, more violent and realistic (released before the censorship codes were strictly enforced), although most of the violence is again off-screen.During the chaos of he rescue, Donkey fearfully wooed Dragon (his past wife), and hey fell in love again ("We""re in love").As Danny is treated by a female Doctor (Anne Jackson), Tony is described as "a little boy that lives in my mouth" and as "his imaginary friend.