Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: So she goes first. She gets her book signed &amp; I can barely take their picture cuz I'm shaking 😭😭😭😭😭
This tweet contains emotions: 
fear, joy, sadness