Ian Gillan band, who had not had any holiday since their initial rehearsals at Hanwell. He started drinking, and relationships between him and the rest of the band became strained, particularly with Blackmore. On 6 November 1971, he collapsed with hepatitis while waiting to board a plane in Chicago, cancelling the remainder of a US tour. By December 1972, having recorded "Machine Head", "Made in Japan" and the yet to be released "Who Do We Think We Are" with Deep Purple, Gillan finally decided the workload had driven him to exhaustion. Unlike some band members, he was unhappy about "Made in Japan",
Ian Gillan Band at Roger Glover's Butterfly Ball live show at the Royal Albert Hall, London, on 16 October 1975 (he sang "Sitting in a Dream" as a substitute for Ronnie James Dio, who was banned by Ritchie Blackmore to take part in it) prompted him to resume a singing career and form a new band. Initially called Shand Grenade, a combination of Shangri-la and Grenade, Gillan was persuaded by the management to change the band's name to the Ian Gillan Band. He recruited guitarist Ray Fenwick, bass player John Gustafson, keyboard player Mike Moran and Elf percussionist Mark Nauseef on drums. Using