Task: Determine the dominant emotion in the tweet and classify it as either 'neutral or no emotion' or one of the eleven provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Happy Birthday Roy Buchanan, born on this day in 1939. #roybuchanan #guitar #blues #happybrithday
This tweet contains emotions: 
joy, love, optimism