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: @gurrie_j thanks for making me super sad about Pizza.  #freepizza
This tweet contains emotions: 
joy, optimism, pessimism, sadness