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: It's amazing how something gets stuck in your head, and you can't shake a memory...  Sometimes, I miss people a lot.  Wish they knew.
This tweet contains emotions: 
joy, sadness