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: @yourKarma Reaching out AGAIN in hope to contact over the technical issues I am having. Your CS is severely lacking. #badkarma #unhappy
This tweet contains emotions: 
disgust, sadness