Former Jethro Tull keyboardist and arranger Dee Palmer has died at the age of 88. The news was announced on Saturday, June 13, via the band's official website. Founder Ian Anderson shared the announcement to inform fans of Palmer's passing. A commemorative tribute was also posted on the band's Instagram account. Palmer is remembered for his significant contributions to the legendary group's sound. The announcement serves as a formal farewell to the veteran musician.