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: 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