Task: Determine the dominant emotion in the tweet and classify it as either 'neutral or no emotion' or one of the eleven provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: #AmericasGotTalent live shows with so many technical faults #disheartening
This tweet contains emotions: 
anger, disgust, pessimism, sadness