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: @chencouture LMAO Is it that 'so slutty' hater girl? That video was hilarious. 😂
This tweet contains emotions: 
joy