Instagram/Frank Zappa Music Unheard 1966 Zappa & Mothers recordings released. Live at TTG Studios, rediscovered for Freak Out!'s 60th anniversary. Out May 15. April 18, 2026 AceShowbiz - The Frank Zappa estate is bringing back their archival label, Vaulternative Records, for the first time in nearly ten years to release previously unheard recordings from 1966. The new album, Zappa '66: Vol. 1 - Live at TTG Studios, set to be released on May 15, features recordings from October 1966 by Zappa and his band The Mothers of Invention.