Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @united horrible service. EWR. Not a cloud in the sky. Normal departure at 10am now leaving at 5pm. Crappy #UnitedAirlines
This tweet contains emotions: 
anger, disgust