Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Folk Band 'Thistle Down' will be replaced by 'The Paul Edwards Quartet' at Laurel Bank Park Sat 24 11am - 3pm due to ill health #jazz
This tweet contains emotions: 
joy, love, sadness, surprise