Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Karev better not be out!!! Or I am seriously done DONE with @GreysABC  #unfair #ugh
This tweet contains emotions: 
anger, anticipation, fear, sadness