Evaluate the tweet for the intensity of the emotion sadness. The categories are as follows: 0: no sadness can be inferred, 1: low amount of sadness can be inferred, 2: moderate amount of sadness can be inferred, 3: high amount of sadness can be inferred.
Tweet: Listening to old school house music kentphonic-sunday showers 'hanging around' 'sing it back' #blues
0: no sadness can be inferred