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: Defination of a best friends..!!! \n\na person who opens his mouth just to #insult yu..!! :D :D :D
This tweet contains emotions: 
anger, disgust, joy