Task: Assess the emotional content of the tweet and classify 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 best represent the tweeter's mental state.
Tweet: Whenever I turn on the radio and hear Bob Dylan's Knocking on Heaven's Door being played, I assume he's died. #relieved #notyet #someday
This tweet contains emotions: 
disgust