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: @CovinoandRich just heard back2back,  guess that's why they call it the blues &amp; she's got the look, but I can only sing tickle sacks version
This tweet contains emotions: 
anticipation, joy