Task: Analyze the tweet's sentiment and assign it to either 'neutral or no emotion' or one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Didn't know the @ChickfilA cow day thing ended at 7:30 so showed up 30 min late looking like a cow with no sandwich #sadness 😅😅😅
This tweet contains emotions: 
pessimism, sadness