Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture 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 #terrible
This tweet contains emotions: 
anger, disgust