Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given 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!! #raging
This tweet contains emotions: 
anger, disgust