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: You know what's great about #GBBO ? Contestants helping each other, cheering each other on. So important.
This tweet contains emotions: 
joy, love, optimism