'Guess Who's Coming to Dinner' (1967)
Hepburn and Tracy made nine films together each demonstrating their skill at quick dialogue, wit and showing the strains of a relationship to resounding box office success.
Off camera they were in a relationship for over 20 years despite Tracy still being married. Their final film together was 'Guess Who's Coming to Dinner' which turned out to be Tracy's last before he died.
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