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: I've been in such a bad mood this week, and work has been horrific, so I decided to start a scrapbook of my summer vacation
This tweet contains emotions: 
anger, disgust, fear, sadness