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: It's become a verb. 'I'm gonna Villaseñor all those old contacts I don't need anymore.' #sadness @melissavcomedy #waitingforexplanation
This tweet contains emotions: 
pessimism, sadness