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: @marksandspencer Where has your 50% grapefruit squash gone,not been able to get for weeks #unhappy
This tweet contains emotions: 
disgust, sadness