Review: be the most oddly honest hollywood document of all 
Sentiment: positive

Review: of purpose and even-handedness 
Sentiment: positive

Review: lends itself to easy jokes and insults 
Sentiment: negative

Review: is a vh1 behind the music special that has something a little more special behind it : music that did n't sell many records but helped change a nation 
Sentiment: positive


Review: but it could have been worse .