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: @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