Task: Determine the dominant emotion in the tweet and classify it as either 'neutral or no emotion' or one of the eleven provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @michaelsloan87 @SkyFootball The disappointment when it's actually a new club sponsor! 😂
This tweet contains emotions: 
joy, pessimism, sadness