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: What did y'all do to your app @NFLfantasy   It's horrible.  #horrible.  Worst except once ever
This tweet contains emotions: 
anger, disgust, sadness