Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: I am beyond mad that I lost track of a brown spider in my brown carpet. Where did you go? 🕷 will be sneaking up on me #frightened
This tweet contains emotions: 
fear, pessimism