What makes the music of Bluey feel so warm and alive? In this episode, Dallas travels to Brisbane, Australia to visit the studio of Bluey’s composer Joff Bush. There, Joff reveals the quirky instruments, musical easter eggs, and songwriting philosophy behind this beloved series. Along the way, he breaks down the music of two iconic Bluey episodes, “Sleepytime” and “The Sign.” Learn about this year’s Listener Stories competition and submit your story at 20k.org/2026. See Dallas tour Joff's studio on Youtube. Twenty Thousand Hertz is produced by Defacto Sound. Support the show and get ad-free episodes at 20k.org/plus. If you know what this week's mystery sound is, tell us at mystery.20k.org. Follow Dallas on Instagram, TikTok, Facebook, and LinkedIn. Find out how you can get the iPhone 17 Pro at no cost with an eligible iPhone trade in at att.com/iphone, or by visiting an AT&T store. Learn more about your ad choices. Visit megaphone.fm/adchoices
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