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: If I was a ghost I'd haunt people by giving them cramps in both of their legs when they do cardio 😈😈😈 #Mwahaha
This tweet contains emotions: 
fear, joy