Task: Assign the sentence to a corresponding ordinal class that best reflects the inferred mental state of the writer, based on the intensity of positive or negative sentiment expressed. 2: very positive, 1: positive, 0: neutral, -1: negative, -2: very negative.
Sentence: if you 're not a prepubescent girl , you 'll be laughing at britney spears ' movie-starring debut whenever it does n't have you impatiently squinting at your watch .
Intensity class: 