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: @ATTCares this really sucks how much your customer service sucks. I've been hung up on three times and this is absolutely horrible.
This tweet contains emotions: 
anger, disgust