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: @DevilsAdvcate @ManUtd absolutely boring.M a big Manchester United fan,  nd its really disappointing to see them play in ths dull boring way
This tweet contains emotions: 
anger, disgust, sadness