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: Big thanks to Brad Pitt who's trashy ways brought a modicum of levity to an otherwise lame week of political 💤.
This tweet contains emotions: 
joy, surprise, trust