Jurassic Chords Quartet Retreat Aug. 01, 2025 - Aug. 02, 2025 Basic event infoEvent date: Aug 2 2025 - 9:15am to 6:00pm Public event fieldsHarmonizing like it's 65 million years ago. Step into our barbershop world August 1–2 in Tulsa, Oklahoma. Round up your crew, turn up the harmonies, and buckle up. Clever Girl’s calling…a harmony adventure is about to awaken. The Jurassic Chords Quartet Retreat roars to life with the Diamond Division Quartet Contest on Friday, August 1, then stomps into Saturday with classes from 2025 Champion Clever Girl Quartet, tailed by the Rising Star Quartet Contest. Read more at Sweet Adelines site for this event Program finalized: