Task: Analyze the tweet's sentiment and assign it to either 'neutral or no emotion' or one or more of the specified 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