Review: are rich veins of funny stuff in this movie 
Sentiment: positive

Review: shanghai ghetto may not be as dramatic as roman polanski 's the pianist , but 
Sentiment: negative

Review: into by-the-numbers territory 
Sentiment: negative

Review: the film 's messages of tolerance and diversity are n't particularly original , but 
Sentiment: negative


Review: is , its filmmakers run out of clever ideas and visual gags about halfway through .