Review: an energy that puts the dutiful efforts of more disciplined grade-grubbers 
Sentiment: positive

Review: the ` wow ' factor 
Sentiment: negative

Review: watchable up until the point where the situations and the dialogue spin hopelessly out of control -- that is to say 
Sentiment: negative

Review: this arrogant richard pryor wannabe 
Sentiment: negative


Review: begins on a high note and sustains it beautifully .