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: I know it's the final day of summer when it's the finale of @CBSBigBrother #sadness
This tweet contains emotions: 
pessimism, sadness