Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @darwinwatersons @pennyfitzger31 @gumballwatter15 ok but why tomorrow a horrible day, my day was great!
This tweet contains emotions: 
joy, optimism