Task: Analyze the tweet's sentiment and assign it to either 'neutral or no emotion' or one or more of the specified 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