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: I'm slugging vitamin D pills by the handful, like they were m&amp;ms. When will this eternal winter end?! #Melbourne #grim #overit
This tweet contains emotions: 
anger, disgust, sadness