Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: If yiu don't respond .o an email within 7 days, you willxbe killed by an animated gif of the girl froa The Ri.g.
This tweet contains emotions: 
anger