Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: I'm wearing yellow today to bring a little sunshine to this gloomy day #yourewelcome
This tweet contains emotions: 
joy, optimism, sadness