Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
Tweet: Was a huge fan of @Ryanair but last few flights have been horrific. #rude #poorservice #nostock etc etc etc #dissapointed
This tweet contains emotions: 
anger, disgust, fear, sadness