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: Can't believe @virginmedia are putting their prices up!! They already know I'm struggling to pay my bill &amp; won't change my package!!
This tweet contains emotions: 
anger, disgust, surprise