Your response should contain at least 3 sentences. Your answer must contain a title, wrapped in double angular brackets, such as <<poem of joy>>. Highlight at least 1 section in your answer with markdown, i.e. *highlighted section*. In your response, the word *joy* should appear at least 3 times. Include keywords *happiness, laughter, and sunshine* in the response. At the end of your response, please explicitly add a postscript starting with *P.S.*.

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