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: Brighten up a gloomy day with a @SiennaXOfficial spray tan, we have a tan to suit everybody! #spraytan #tan #summer #godalming #hurtmore
This tweet contains emotions: 
joy, optimism