The video likely performed well due to the unexpected and humorous juxtaposition of a child in a police uniform making a playful, nonsensical statement, which is amplified by the reactions of the surrounding adults.
Summary
A young boy dressed as a police officer is interacting with an adult man in a marketplace. The boy playfully tells the man that he didn't eat chocolate yesterday, implying a humorous reason for his current actions.
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Transcript, structure and on-screen text
4 beats, a 16-word transcript and 1 lines of on-screen text — the parts you need to write your own version.