I've amused myself before [https://www.aiweirdness.com/this-is-the-openai-api-it-makes-spookily-20-06-11/] by getting GPT-3 to change one kind of text into another. With just a few style-change examples, I got it to change the Winnie the Pooh theme song [https://kids.niehs.nih.gov/games/songs/movies/winnie-the-pooh-theme/index.htm]