Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given 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