Determine how strongly sadness is expressed in the following tweet. Use the scale: 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: @DinoHyogi Hakyeon takes all the attention happily, perching on Wonshik's shoulder to sulk when Jaehwan accidentally caused a tiny explosion
0: no sadness can be inferred