Review: proves absolutely that really , really , really good things can come in enormous packages . 
Sentiment: positive

Review: columbia pictures ' perverse idea of an animated holiday movie 
Sentiment: negative

Review: are funny . 
Sentiment: positive

Review: astonishing 
Sentiment: positive


Review: if it had been only half-an-hour long or a tv special , the humor would have been fast and furious -- at ninety minutes , it drags