Task: Determine the prevailing emotional tone of the tweet, categorizing 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 most accurately represent the tweeter's mental state.
Tweet: A hearty thank you to you all for joining in tonight. Some delicious British dishes on your menus. #BeerClub
This tweet contains emotions: 
joy, optimism