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 song "Mitzi Dupree" on "The House of Blue Light" is the original demo as Blackmore refused to re-record it. This culminated in Blackmore calling a rehearsal session without Gillan. After an acrimonious argument, Glover told Gillan, "Ian, you've gone too far this time," and he was fired. Gillan, meanwhile, formed a new version of Garth Rockett and the Moonshiners with keyboardist Mark Buckle, bassist Keith Mulholland, drummer Louis Rosenthal and guitarists Harry Shaw and Steve Morris. The band toured regularly through 1989, and recorded the album "Naked Thunder". Gillan later expressed dissatisfaction with the album, calling it "rather hum-de-dum". During