Rainbow (rock band) steered Deep Purple through a significant personnel change, with Ian Gillan and Roger Glover being replaced by David Coverdale and Glenn Hughes. However, the new members were keen to add new musical styles and Blackmore found his request to record the Steve Hammond-penned "Black Sheep of the Family" with "Sixteenth Century Greensleeves" turned down by the band. He decided to record the song with Dio instead, using Dio's band Elf as additional musicians. He enjoyed the results, and a full album, billed as "Ritchie Blackmore's Rainbow" was recorded between February and March 1975 at Musicland Studios in Munich, Germany. The
Gillan (band) 1978, Ian Gillan turned down an offer from Ritchie Blackmore to join Rainbow, but Blackmore did make a guest appearance for Gillan at their Christmas show. It was the first time Ian Gillan and Blackmore had performed together since 1973. The album was sufficiently successful to attract more attention and in 1979 the band secured a European deal with Acrobat Records. Before a new album was recorded, Byrd was replaced by Bernie Tormé and Barnacle by drummer Mick Underwood, Ian Gillan's former colleague in Episode Six. Torme's "screaming guitar" sound fundamentally altered the dynamics and Gillan took a more heavy