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: Just watching #Phoenix video for the first time. Holy fuck, this guy is seriously deranged, unhinged. Why is everyone not #terrified?
This tweet contains emotions: 
anticipation, disgust, fear, pessimism