Task: Assess the emotional content of the tweet and classify 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 best represent the tweeter's mental state.
Tweet: If you love singing, but don't have time for a weekly choir, come down to #KWOIR at @theartworksuk tomorrow! #Choir  #musiclondon
This tweet contains emotions: 
joy, love, optimism