Review: grinds itself 
Sentiment: negative

Review: 's a reason why halftime is only fifteen minutes long . 
Sentiment: negative

Review: ordinary and 
Sentiment: positive

Review: sunk 
Sentiment: negative


Review: adolescents will be adequately served by the movie 's sophomoric blend of shenanigans and slapstick , although the more lascivious-minded might be disappointed in the relative modesty of a movie that sports a ` topless tutorial service . '