🏃💨😲💣🤔😨💨😬😱Explore the top emojis Emoji.now has gathered for knee-jerk reactions emojis! Tap any emoji below to copy it and add a unique touch to your message. We have curated tons of related emojis, with the most relevant ones displayed first. For more ideas, check out additional categories below to express knee-jerk reactions with emojis!