Evaluate the tweet for the intensity of the emotion anger. The categories are as follows: 0: no anger can be inferred, 1: low amount of anger can be inferred, 2: moderate amount of anger can be inferred, 3: high amount of anger can be inferred.
Tweet: one month til someone's bday and i think it's time to flaunt that I got them something pretty awesome #revenge
1: low amount of anger can be inferred