Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
Tweet: #ThisIsUs has messed with my mind &amp; now I'm anticipating the next episode with #apprehension &amp; #delight! #isthereahelplineforthis
This tweet contains emotions: 
anticipation, joy