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: Starting to get butterflies in our tummies about tomorrow...who will win?! #nervous @IPMCOGSAwards
This tweet contains emotions: 
fear, pessimism