Task: Determine the dominant emotion in the tweet and classify it as either 'neutral or no emotion' or one of the eleven provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Sometimes he likes to ride arround on people's shoulders or drop on them unexpectedly from vents or doorjambs. Like a big, gleeful spider.
This tweet contains emotions: 
disgust, joy