Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @URClassless I think that yawning actor died of a drug overdose. #glee
This tweet contains emotions: 
joy, pessimism, sadness