Task: Assess the emotional content of the tweet and classify 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 best represent the tweeter's mental state.
Tweet: @finkowska @PigletParker they happen. I expect your thumbs were all over the place in glee, interpreting my double negative.
This tweet contains emotions: 
anger, anticipation, sadness