Written by John Kamps ("Zathura") and David Koepp ("Indiana Jones and the Kingdom of the Crystal Skull") and directed by Koepp, "Ghost Town" is a light comedy about a misanthropic dentist, Bertram Pincus, who develops an unwelcome sixth sense after losing his vital signs for several minutes during a routine colonoscopy.

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As a light-hearted comedy, it contrasts with the historical epics and action flicks that make up most of China's domestic film releases, says Liv Yi, an analyst at Beijing-based entertainment industry consultancy Entgroup.

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Continue towards Campo di Santa Maria del Giglio, an area just west of the Piazza San Marco, where Woody Allen stalked Julia Roberts in the light-hearted comedy Everyone Says I Love You, then turn north to the theatre Teatro La Fenice and the nearby Ponte Maria Callas bridge, dedicated to American-born Greek opera singer Maria Callas who debuted at the theatre in 1947.

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On Saturday, premieres in Pittsburgh and Los Angeles for Tom Cruise's new action film Reacher and Billy Crystal comedy Parental Guidance were postponed in light of the shootings.

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As such there are marked contrasts, most notably the movie is a comedy-drama while the novel has little light relief.

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