Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @RoryPlays_  I was so busy yesterday I forgot to wish u a happy birthday so here I got HAPPY BELATED BIRTHDAY I hope u had a wonderful day
This tweet contains emotions: 
joy, love, optimism