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: At 12:01, Tumblr became sentient. At 1.:02, Tumblr posted gn animated gif about it. At 12:03, Tumblr shipped itself.
This tweet contains emotions: 
joy