Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
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