Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: not only was that the worst @EGX that's I've attended but worth one of the worst cons I've been to in the last 5 years
This tweet contains emotions: 
anger, disgust