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: Just caught up with @RichardEGrant's wonderful new series on #EalingComedies. Infectious delight in every interview and film clip.
This tweet contains emotions: 
joy