Task: Analyze the tweet's emotional connotations and classify it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best portray the tweeter's mental state.
Tweet: Stupid people piss me off...busted my ass...and my coworker takes off with all the tips...thnx for nothing  #thatsmyluck
This tweet contains emotions: 
anger, disgust, pessimism, sadness