Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: There's a certain hilarity in people angry at protests against the national anthem or the flag when these acts are covered by 1st Amendment.
This tweet contains emotions: 
anger, disgust