Review: something rare and riveting : 
Sentiment: positive

Review: would be hard-pressed to find a movie with a bigger , fatter heart than barbershop 
Sentiment: positive

Review: come up with an original idea for a teen movie 
Sentiment: negative

Review: perversely undercuts the joie de vivre even as he creates it , giving the movie a mournful undercurrent that places the good-time shenanigans in welcome perspective . 
Sentiment: positive


Review: can obscure this movie 's lack of ideas .