Clenching fists and giving candies on Douyin is a British children’s song. The lyrics of the song are about Johnny eating candy and being afraid of being discovered by his dad, and the lyrics were written during a conversation when his dad told him to open his mouth. It is a song that very simulates the environment and has a brisk rhythm. Children can quickly catch it and it has set off a craze on Douyin. It can be called a brainwashing song.