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: Howling with laughter at “WELL DONE BEZZA!” #bakeoff #GBBO
This tweet contains emotions: 
joy, optimism