TASK DEFINITION: In this task you are given a tweet. You must judge whether the author of the tweet is angry or not. Label the instances as "Angry" or "Not angry" based on your judgment.
PROBLEM: @justinbieber Thank u Justin for this amazing concert. I can't believe that only u can provoke these thousand smiles these night#BelieveTour

SOLUTION: Not angry

PROBLEM: @tifanibartlett @_MadiMackk No ones trying to fuck with you tiff.

SOLUTION: Angry

PROBLEM: Ultimately, #KeithScott wasn't the man they were there to hand an arrest warrant to. That's what we know. That's enough to cause outrage.

SOLUTION:
Angry