He delivers his most famous line (reportedly improvised) when he confronts a disrespectful cab driver whose car almost runs him down as he walks across a pedestrian crossing:I""m walkin"" here! I""m walkin"" here!He vehemently bangs his hand on the car hood that almost clobbered him." A dour cynic, Adam plays the piano to accompany him and later joins him in the singing.Jerry ends up tap-dancing all over his friend""s place, even on top of the piano.BackgroundAmadeus(1984) was director Milos Forman""s stunning, opulent fictional biography of musical prodigy Wolfgang Amadeus Mozart, based on the Tony-winning Broadway play by Peter Shaffer (whose screenplay adaptation won him an Oscar).Barry was knifed in the stomach(# 1 death), and Claudette was also presumably knifed(# 2 death)(off-screen).]Michael was unhappy with the chain of events: "Just when I thought I was out, they pull me back in" and was incapacitated in his kitchen with a diabetic stroke (when he called in agony for Fredo), so Vincent ran the criminal business, ultimately becoming Michael""s reigning ""godfather"" heir in exchange for permanently promising to end his tempestuous "dangerous" affair with Mary - his own cousin.