Review: she is merely a charmless witch . 
Sentiment: negative

Review: a relaxed firth displays impeccable comic skill 
Sentiment: positive

Review: it may cause parents a few sleepless hours -- a sign of its effectiveness 
Sentiment: positive

Review: than you could have guessed at the beginning 
Sentiment: positive


Review: with a `` spy kids '' sequel opening next week , why bother with a contemptible imitator starring a `` snl '' has-been acting like an 8-year-old channeling roberto benigni ?